一年级(下)册 口算练习题(每天100道)

100以内的口算练习题

       班级：                

       姓名：              

小学一年级下学期100以内加减法练习题（每页100题）

时间：______分______秒     分数: ______

26+46=            88-19=            88-66=            17+43=            18+67=

57-31=            95-90=            90-58=            10+20=            19+62=

78-62=            54-46=            23+25=            78-15=            42-31=

23+58=            75-23=            63-33=            31+49=            38+41=

44-29=            78-31=            69-15=            -50=            13+50=

88-68=            67-33=            22+65=            1＋35＝            20-16=

63-30=            28-13=            47-11=            99-96=            33-26=

81-25=            25+43=            12+36=            93-72=            91-14=

86-10=            20-11=            33+42=            56-28=            23+26=

47－6=            97－7=           83-11=            -10=            17+41=

80-26=            98-40=            76-68=            59-31=            12+83=

41+50=            95-84=            42-30=            90-24=            49+51=

99-34=            57-29=            90-87=            6＋14=            76-39=

28+35=            32+50=            85-81=            84-61=            98-23=

91－5=            33-30=            25+29=            67-14=            20+70=

32+52=            40-20=            -84=            46+53=            75－4=

43+55=            12+40=            41-22=            92-70=            99-23=

29-13=            13+60=            19-14=            35-10=            86-11=

12+35=            72-30=            -20=            86-30=            13+29=

54-38=            97-67=            17+38=            58-25=            70-54=

时间：______分______秒     分数: ______

61-54=            20-13=            67-45=            83-53=            -41=

29+65=            57-49=            81-14=            42-37=            24+40=

62－3=            32-30=            94-23=            74-26=            86-47=

78-54=            76-57=            13－4=            95-34=            99-70=

93-33=            39+42=            19+46=            32+46=            40-33=

87-51=            79-30=            46+49=            80-25=            26+42=

24+32=            97-51=            97-24=            51－3=            36-14=

46-11=            12+43=            19-17=            50-45=            59-13=

96-76=           4＋76=            47-13=            94-16=            99-29=

57-13=            35-24=            22+35=            15+55=            48－9=

38-34=            29+54=            87-70=            60-51=            98-91=

61-32=            97-46=            18+76=            23+23=            74-48=

84-14=            46-12=            5＋42=            30+54=            87-27=

74-69=            21+79=            37-25=            88-78=            50-37=

9＋23=            11+26=            84-46=            59-53=            38+43=

84-74=            96-20=            17+34=            56-38=            55-13=

78-51=            33-17=            66-28=            9＋23=            17+76=

84-44=            14+70=            85-59=            32+37=            33+33=

75－6=            38+55=            18+36=            16+21=            86-36=

55-18=            76-40=            88-41=            90-60=            22+39=

51-18=            16+45=            69-12=            65-12=            98-58=

时间：______分______秒     分数: ______

13+84=            39+47=            76-35=            22-14=            24+70=

92-37=            49-41=            67-37=            81-52=            27-18=

75-39=            72-44=            95-80=            79-14=            21+27=

16+82=            61＋9=            75-62=            56-34=            52－5=

90-67=            36+51=            32+68=            69-28=            68－9=

94-31=            70-29=            43-10=            96-35=            87-67=

34+46=            94-18=            84-70=            67-10=            74-35=

30+45=            37-20=            24－7=            32+68=            98-14=

25+66=            31+49=            79-65=            -26=            71-61=

98-37=            11+67=            10+17=            67-43=            69-57=

12＋2=            52-28=            90-73=            46－4=            41-35=

33+54=            45-35=            69-21=            48-44=            28+30=

18+63=            54-19=            14+33=            57-19=            14+79=

52-12=            31-28=            86-23=            57-10=            75-38=

13+61=            42+52=            7＋35=            30+62=            43+46=

98-50=           4＋54=            93-74=            71-15=            45-37=

36+55=            99-16=            68-24=            83-16=            88-26=

36+36=            82-65=            15+83=            81-72=            12+46=

68－7=            58-55=            69-27=            30+63=            99-68=

19+67=            68-27=            10+12=            78-53=            65-58=

时间：______分______秒     分数: ______

67-39=            68-32=            73-32=            23+52=            81－9=

83-29=            66-50=            22－4=            12+40=            90-19=

88-35=            36-30=            56-33=            86-67=            7＋74=

91-75=            36+54=            77-15=            40+51=            -29=

74-12=            91-83=            30+36=            69-12=            40+40=

90-54=            96-36=            16+29=            84-51=            48-14=

78-14=            86-46=            84－8=            67-=            87-72=

87-78=            78-61=            16+60=            63-30=            96-55=

32-13=            85-74=            95-17=            18+35=            94-32=

54-40=            27+73=            63-16=            22-17=            36-21=

27+42=            65-28=            97-70=            42-31=            65-24=

92-25=            29+54=            99-51=            36-12=            74-43=

20+57=            91-17=            78＋9=            77-38=            93-66=

55-51=            53-26=            35-11=            87-36=            16-13=

99-90=            -50=            55-23=            12+88=            27-15=

13+27=            65-32=            14+34=            98-47=            94-18=

57-40=            76-48=            84-25=            52-39=            66-37=

92-=            68-62=            73-63=            91-33=            54－5=

25-20=            16+28=            84-80=            99-56=            75-30=

时间：______分______秒     分数: ______

96-84=            73-26=            16+31=            40-24=            88-21=

91-63=            78-57=            38-22=            23+74=            8＋57=

16＋7=            38-12=            8＋23=            45-16=            97-73=

62-60=            59-17=            79-66=            83-53=            97-18=

34-20=            55-15=            40-33=            48+52=            50-32=

16+18=            72-55=            54-31=            15+25=            14+52=

45+45=            49－6=            56-52=            66-48=            76-72=

49-25=            76-10=            93-59=            86-10=            16+41=

99-16=            21+24=            61-30=            29－8=            27+65=

90-69=            4＋45=            35-13=            77-25=            49-19=

11+38=            80-26=            31+38=            7＋46=            98-93=

83-51=            46-21=            18-11=            81-59=            20－6=

22+55=            12+31=            54-47=            52-23=            99-10=

10+42=            32+54=            21+76=            29＋7=            11+40=

98-62=            33-19=            81-57=            30+59=            38-11=

79-42=            65－4=            96-36=            30+34=            78-56=

80-24=            25-13=            90-34=            85-83=            63-47=

93-52=            78-66=            55-40=            32+57=            51-44=

58-21=            45+49=            91-=            25＋6=            77-52=

70-46=            90-65=            33+40=            38+55=            75-59=

时间：______分______秒     分数: ______

23+29=            10+66=            91-79=            83-37=            66-42=

93-10=            20+31=            53＋3=            37-23=            41-37=

    5＋15=            84-60=            60-52=            84-67=            29+61=

93-77=            85-53=            34-30=            59-52=            18+40=

55-14=            93-50=            35+44=            68-20=            99-53=

96-77=            7＋61=            90-17=            23-11=            24＋7=

34+65=            92-35=           31＋4=            31－3=            71-58=

92-53=            94-15=            91-35=            22-12=            88-32=

13+28=            77-74=            -31=            38-18=            97-53=

41-26=            87-62=            95-29=            28-15=            90＋5=

32-28=            68-10=            88-31=            54-31=            40－9=

63-13=            45-10=            51＋4=            94-25=            57－7=

46-38=            78-63=            11+16=            25+56=            12+23=

31＋9=            24+62=            46-25=            96-41=            46-13=

93-53=            15+45=            96-46=            80-76=            2＋73=

-70=            38-21=            23－9=            83-28=            75-42=

54-42=            12+68=            32+45=            90－5=            78-17=

47-19=            63-12=            21－5=            86-45=            54-45=

80-21=            18+62=            35+43=            42+44=            71-25=

92－2=            60-55=            65-55=            39-28=            86-49=

时间：______分______秒     分数: ______

16+49=            80-54=            39+46=            23+23=            94-87=

60＋6=            90-33=            80-67=            6＋57=            62-43=

42-14=            23-14=            14+47=            20+41=            77-10=

80-61=            36-13=            72-30=            88-72=            29+29=

20+71=            97-48=            -20=            63-11=            70-38=

15+73=            34-18=            100－7=            4＋20=            73-13=

55-27=            58-44=            55-19=            70-45=            17+23=

74-69=            63-21=            29+52=            95-31=            86-27=

27+27=            30+40=            95-42=            23+67=            85-25=

42-29=            96-66=            9＋74=           84-76=            -69=

46－7=            98-88=            78-29=            31+37=            55－3=

42-37=            43－7=            91-67=            40-26=            52-39=

77＋9=            91-72=            40+48=            80-28=            94-75=

94-80=            26-10=            60-12=            11＋6=            98-29=

99-11=            44-27=            94-27=            84-74=            84-79=

23+24=            92-50=            31+68=            45-34=            90-13=

24+40=            60-57=            17+34=            23+55=            95-12=

-42=            87＋3=            26+71=            24+75=            42-35=

72-38=            73-22=            22+69=            87-85=            76-12=

22+78=            18+62=            39-24=            71－7=            76-12=

时间：______分______秒     分数: ______

68-19=            41-38=            97-82=            32-13=            80-55=

28+56=            11+39=            17-10=            42+47=            8＋31=

40+45=            98-28=            58-49=            91-87=            95-48=

59-39=            28+49=            79-14=            93-14=            60-42=

11+86=            11+13=            27+65=            32+68=            63-58=

31-14=            －7=            79-65=            82-46=            57-17=

11+11=            42-30=            40+56=            37+47=            99-76=

15+47=            74-33=            74-59=            88-82=            48-25=

65-47=            73-61=            74-21=            66-29=            85-54=

9＋82=            94-88=            28－4=            60-20=            72＋6=

39+48=            25＋8=            98-31=            44+56=            19+33=

48-40=            62-35=            47-29=            61-40=            72-11=

44-38=            51-32=            39－4=            35+44=            25-20=

75-48=            81-47=            54-49=            79-62=            82-37=

63-56=            61－9=            78-57=            31+33=            55-43=

57-35=            90-18=            41-18=            77-35=            33+48=

25+33=            88-43=            10+10=            31+69=            49-29=

28-20=            76-42=            83-47=            37+50=            13－7=

67-52=            80－2=            90-78=            83-68=            56-14=

94-37=            48-21=            92-47=            76-69=            80-78=

时间：______分______秒     分数: ______

70-37=            13+69=            88-24=            96-72=            66-63=

93-54=            69-13=            35+57=            84-46=            41+57=

21+26=            84-54=            27+71=            39-37=            19+36=

60－4=            15-12=            77-63=            15+28=            41－8=

82-41=            44+50=            -35=            33+41=            67-12=

63-45=            41+47=            81-=            56-28=            34+57=

62-41=            15+39=          100－71=            43-27=            91-72=

78-43=            82-57=            -46=            25-17=            68-46=

13+69=            23+36=            61-33=            14+60=            88-81=

29-14=            51-33=            54-26=            70-47=            26-18=

48-11=            57-23=            22+53=            31+34=            80-65=

93-68=            74-43=            42＋9=            97-49=            95－4=

92-61=            19+74=            11+86=            66-12=            91-42=

24+56=            90-70=            35+41=            80-14=            41－8=

25+44=            17+76=            91-77=            96-74=            53-39=

51-18=            93－8=            39-15=            81-17=            10+20=

74＋5=            40-31=            38+58=            14+23=            45-43=

46-39=            28+38=            37-27=            76-32=            10+76=

34+61=            18+81=            63－5=            32+36=            82-32=

80－3=           60-44=            69-41=            47-43=            27+70=

时间：______分______秒     分数: ______

39－3=            28-10=            55-38=            40+42=            24+59=

45-18=            47-10=            65＋3=            53-38=            51-47=

60-28=            46-31=            -27=            93-39=            83-42=

10+28=            18+29=            60-41=            10+25=            87-59=

80-51=            91-79=            93-50=            18+35=            83-58=

20-10=            12+30=            56-33=            37+63=            42－7=

94-77=            52－4=            82-14=            58-26=            15+59=

82-28=            11+50=            29+50=            55-35=            86-16=

19+66=            96-24=            56-26=            14+82=            19+31=

68-40=            33-25=            75－9=            92－3=            85-48=

75-28=            90-33=            97-39=            97-10=            80-45=

55-12=            25+45=            86－8=            -28=            68-43=

91-83=            98-44=            40+42=            45-33=            6＋82=

65-31=            63-59=            73-28=            97-92=            47-33=

96-30=            92-75=            29+51=            25+38=            19+45=

81-50=            21+61=            33+37=            97-90=            90-66=

37+39=            30+51=            21+43=            66-54=            21+22=

87-41=            25＋8=            80-15=            52-41=            52-15=

＋6=            59-49=            10+90=            18+75=            97-32=

62-29=            87-35=            87-20=            14+18=            80-23=

时间：______分______秒     分数: ______

73-61=            54-22=            25+42=            13+29=            90-76=

95-85=            65-48=            84-38=            54-44=            36+50=

79-25=            97-49=            19+67=            10+37=            90-35=

41+54=            85-17=            -27=            81-24=            87-63=

67-44=            62-35=            55-44=            65-11=            96-33=

60-36=            76-11=            46-34=            21+56=            -72=

87-29=            33+40=            19+32=            36+60=            18+19=

33+61=            14+84=            36+44=            65-42=            83-27=

55-52=            96-63=            71-15=            14+42=            29+46=

62-44=            82-10=            10+20=            99-23=            55-46=

26+61=            99-53=            61-38=            29+59=            56-43=

73-52=            28+68=            36+45=            50-33=            65-62=

22-18=            14+76=            52-28=            34+34=            71-34=

46-42=            96-48=            40+49=            39-16=            75-37=

24+47=            16+74=            94-42=            16+68=            94-35=

79-34=            73-16=            31+38=            15+49=            36-27=

75-27=            93-47=            15-12=            99-12=            69-31=

61-23=            27+34=            94-23=            90-38=            70-38=

34+47=            61-31=            16+=            82-=            25+67=

97-91=            85-33=            69-11=            34+56=            57-24=

时间：______分______秒     分数: ______

20+34=            26+63=            12+61=            77-48=            42+50=

78-21=            23-10=            34-15=            90-69=            34+58=

23-20=            43-13=            68-61=            39-27=            35-24=

58-19=            97-45=            95-59=            15+40=            34-19=

74-33=            61-58=            26+58=            14+30=            25+43=

51-39=            83-15=            80-66=            27+66=            83-18=

-32=            78-14=            19+57=            99-15=            74-38=

85-40=            97-82=            71-65=            60-36=            54-37=

92-31=            21+=            13+70=            88-69=            91-25=

92-14=            32-24=            74-20=            79-34=            58-54=

36-18=            15+20=            16+62=            92-39=            85-30=

98-11=            10+67=            10+11=            99-31=            68-66=

97-29=            36+=            98-83=            26+40=            39+51=

10+76=            24+31=            50-46=            23+40=            71-32=

47-25=            33+48=            51-30=            73-51=            17+54=

60-27=            49-44=            99-68=            57-51=            11+33=

71-34=            50-27=            12+54=            74-72=            67-41=

15+75=            76-48=            57-29=            76-45=            70-65=

39+40=            96-86=            75-15=            14+16=            48-17=

85-11=            60-25=            22+61=            24+54=            75-57=

时间：______分______秒     分数: ______

60-15=            79-65=            48-24=            35+51=            79-55=

82-26=            60-29=            22+22=            87-61=            21+56=

25+71=            26+56=            47-42=            94-23=            18-11=

15+34=            11+=            21+77=            84-37=            47-40=

19+=            81-43=            99-83=            33+58=            66-48=

48-25=            34+58=            85-70=            92-35=            45+49=

24+50=            26-14=            40+53=            19+20=            15+19=

69-22=            38-17=            31-12=            74-45=            -45=

88-39=            78-35=            26-13=            85-30=            86-40=

24+69=            97-52=            57-17=            99-60=            33-26=

91-65=            94-40=            17+27=            61-54=            31-17=

78-45=            91-69=            29+47=            16+68=            62-44=

49-11=            93-43=            62-45=            10+59=            10+50=

18+71=            17+69=            79-55=            17+61=            57-12=

87-48=            23+46=            99-56=            83-31=            38+53=

98-62=            23+25=            65-32=            83-32=            17+66=

20+41=            85-43=            81-26=            55-14=            76-11=

19+26=            68-17=            24+67=            90-38=            72-46=

96-72=            93-87=            50-14=            44-12=            -30=

54-46=            17+33=            15+62=            17+79=            93-42=

时间：______分______秒     分数: ______

97-=            98-51=            75-11=            91-28=            93-62=

10+29=            73-68=            34+46=            54-40=            66-46=

18+79=            20+44=            88-38=            77-20=            79-77=

98-45=            10+47=            93-24=            61-15=            74-10=

81-54=            22+31=            27+45=            30-12=            37-30=

32+62=            67-10=            -19=            92-36=            90-72=

39+45=            98-76=            80-22=            32+62=            45-28=

24+53=            21+74=            10+43=            10+20=            14+26=

30+56=            67-62=            99-10=            24-16=            98-73=

13+82=            -33=            42+58=            94-20=            99-44=

18+80=            23-13=            93-15=            98-35=            43-30=

88-37=            88-71=            91-23=            70-17=            90-74=

83-69=            38+53=            47-16=            98-90=            14+83=

80-66=            79-27=            43-35=            82-23=            79-30=

39-18=            14+15=            78-45=            27-13=            50-31=

37+37=            97-16=            44-33=            98-63=            26+42=

54-20=            62-55=            11+53=            85-71=            23-20=

55-45=            75-25=            34+46=            11+16=            81-18=

53-34=            47-22=            -47=            30+36=            93-61=

86-78=            40+44=            23+40=            76-65=            95-28=

时间：______分______秒     分数: ______

24+25=            24+48=            20+76=            88-63=            84-72=

-12=            77-28=            27-23=            67-15=            35-11=

79-74=            91-=            97-84=            63-20=            74-21=

87-71=            44-13=            10+42=            95-17=            90-23=

98-67=            48-38=            91-35=            21+21=            98-59=

90-79=            -68=            38+55=            91-31=            42+44=

49-35=            75-15=            94-40=            37-31=            91-21=

66-21=            85-15=            50-32=            69-33=            59-24=

91-58=            18+66=            12+23=            38+40=            10+63=

92-59=            78-14=            75-52=            95-=            92-45=

94-70=            98-50=            82-41=            61-19=            38-12=

88-58=            69-17=            24+74=            91-70=            96-39=

29+50=            95-17=            93-86=            61-50=            59-32=

42-24=            15+47=            95-90=            58-36=            62-45=

42+43=            20+79=            86-51=            35+35=            18+44=

29+51=            78-46=            49-38=            14+67=            47-24=

91-=            74-44=            94-20=            13+85=            91-81=

81-47=            14+72=            82-53=            47-34=            97-32=

63-18=            92-31=            65-59=            34+63=            92-21=

36-26=            49-25=            25+66=            13+26=            87-33=

时间：______分______秒     分数: ______

10+79=            81-78=            97-44=            11+73=            55-42=

15+45=            34+34=            91-75=            76-26=            28+56=

61-25=            67-55=            72-15=            22+43=            23+76=

11+74=            93-65=            14+60=            81-20=            37-31=

73-34=            11+52=            58-55=            94-34=            38-18=

69-41=            52-36=            17+20=            39+52=            -67=

22+25=            82-57=            15+16=            26+52=            20-16=

80-78=            34-30=            19+54=            98-37=            97-38=

19+75=            25-22=            26+42=            50-34=            12+20=

38-33=            88-56=            85-80=            70-38=            67-54=

91-40=            86-70=            42-24=            97-81=            97-71=

10+65=            11+25=            87-11=            86-27=            62-50=

95-=            20+66=            18+23=            53-48=            37-22=

79-43=            84-35=            37-25=            51-15=            12+51=

83-19=            12+67=            76-25=            71-53=            87-74=

70-57=            26-17=            18-14=            63-25=            11+58=

66-27=            88-67=            66-15=            37-21=            23+77=

41-16=            20+44=            82-52=            96-31=            26+73=

68-31=            12+65=            67-36=            52-12=            17+25=

91-84=            36-17=            92-14=            26+28=            -33=

时间：______分______秒     分数: ______

93-73=            32+42=            22+73=            15+35=            90-69=

23+75=            22+47=            71-33=            77-73=            84-48=

56-31=            19+46=            77-41=            25+26=            18+39=

77-36=            98-85=            70-16=            75-33=            83-48=

23+31=            79-51=            46-28=            14+81=            13+76=

96-55=            74-49=            12+81=            21+74=            15+68=

16+69=            94-85=            81-24=            25+57=            90-66=

95-14=            13+31=            -37=            27-10=            78-56=

30+50=            68-12=            96-22=            74-38=            70-37=

65-44=            28+41=            13+19=            91-82=            58-25=

17+83=            97-17=            67-14=            94-70=            37-16=

29+29=            30+=            27+43=            21+42=            81-26=

36+53=            23+35=            73-23=            35+56=            94-14=

94-86=            23+29=            70-51=            55-10=            95-86=

31+45=            39+52=            92-37=            92-32=            60-35=

41-37=            14+78=            29+71=            54-38=            57-40=

62-27=            78-22=            20+63=            54-17=            90-34=

98-36=            26+36=            13+18=            31+31=            31-10=

28+65=            14+30=            91-49=            49-31=            42-11=

80-47=            85-60=            66-38=            83-79=            21-17=

时间：______分______秒     分数: ______

72-69=            15+19=            -20=            28+28=            81-20=

78-74=            86-16=            16+81=            80-15=            16+82=

15+62=            53-18=            91-28=            73-12=            10+68=

37+42=            16+28=            36+52=            82-41=            32+59=

11+12=            15+50=            92-32=            24+55=            98-58=

82-15=            74-38=            17+43=            11+87=            58-12=

19+62=            17+80=            43-31=            78-20=            -85=

29+60=            23+39=            55-39=            88-28=            52-46=

41+54=            99-58=            23-11=            60-17=            32+44=

48-31=            97-36=            46-23=            85-70=            81-57=

50-46=            40-36=            29-19=            34+52=            38+40=

72-67=            35-20=            12+17=            18+80=            18+22=

66-25=            65-32=            88-32=            16+43=            57-28=

49-43=            99-50=            56-18=            86-80=            22-17=

80-61=            94-59=            76-31=            88-74=            12+54=

51-39=            92-80=            49-12=            21+68=            60-32=

71-56=            60-54=            99-34=            21+67=            27+42=

15+46=            13+83=            25+35=            87-83=            60-14=

44-20=            80-76=            52-19=            49-25=            88-25=

24+74=            31-21=            20+30=            15+61=            47-18=

时间：______分______秒     分数: ______

38-24=            17+62=            84-26=            36+39=            82-71=

98-73=            23+66=            57-32=            71-28=            92-68=

96-93=            -41=            -66=            90-54=            23+77=

97-61=            78-17=            48-16=            21+22=            30+31=

95-24=            84-32=            31-12=            37+55=            95-32=

33-12=            78-14=            13+40=            99-27=            39+52=

65-31=            97-68=            -43=            75-23=            22+45=

97-80=            82-29=            76-19=            91-73=            53-12=

15+40=            29+51=            34-12=            87-38=            85-16=

87-43=            41-26=            94-67=            47-31=            40-13=

53-40=            20+20=            11+16=            50-20=            74-66=

14+48=            35-19=            86-69=            25-14=            58-20=

54-21=            27+71=            59-36=            86-67=            43-14=

63-32=            43+54=            13+69=            26-10=            46-44=

11+34=            40+51=            18+27=            26+42=            76-52=

80-41=            99-55=            71-13=            84-27=            57-34=

68-40=            93-80=            19+52=            94-39=            87-11=

60-36=            92-47=            87-28=            80-57=            71-52=

91-82=            85-63=            10+13=            46-17=            17+53=

39-25=            13+28=            98-46=            42+57=            32-11=

时间：______分______秒     分数: ______

83-59=            72-38=            78-40=            24+44=            50-43=

21+57=            28+65=            74-33=            57-13=            33+33=

88-15=            91-17=            63-48=            80-22=            95-24=

31-26=            38-24=            32+58=            72-28=            26+46=

22+=            33-18=            60-19=            68-25=            15+82=

44-35=            26-16=            63-17=            60-34=            71-51=

18+=            73-51=            16+53=            37+37=            84-30=

43-19=            81-73=            62-49=            71-19=            61-13=

91-56=            74-54=            91-39=            27+60=            91-46=

48-14=            57-21=            25-12=            78-20=            29+42=

95-=            26+40=            67-32=            93-43=            63-48=

87-17=            -65=            85-70=            59-12=            62-60=

84-10=            49-22=            69-31=            81-62=            -34=

81-75=            11+33=            47-19=            84-=            31+43=

11+20=            94-14=            18+34=            72-58=            13+60=

80-71=            31-18=            66-60=            25+51=            79-15=

21+58=            20+54=            42+55=            91-43=            99-45=

94-37=            55-14=            19-10=            98-56=            19+71=

24+51=            61-48=            14+86=            12+61=            72-=

11+39=            88-43=            27-12=            99-68=            85-25=