分数、百分数脱式计算练习题

24×（＋－）       28×－16×          ÷8÷

1--               -（+）            4÷÷ 

-÷2           98÷（÷）         ×24＋24×

××      (1＋)×12         5÷－       ×8＋÷8

÷×     ÷(÷)       ×÷     ×32＋32× 

×15÷            ＋÷              ×＋×     

（＋＋）×18                                

                                    ÷3÷         

35÷×         ×（－）           ×5＋×5   

— ×           9×＋÷       ×+÷31                      

÷[(+)×]       ÷-×          ×３７％＋×３７％

×÷               24×  

                   42÷（

分数、百分数解方程练习

χ ÷5 =           20%χ－=       （1－0.7）χ= 0.

X＋20%X=3.6              X－X=1           X÷=

X- =                 X-X=15           20%X=30

6＋X＝10  　     X＋X＝12         X－＝         X÷＝

X×=             X÷=45           50%X=4

X=36               X-X=20            X÷= 0.6

X -  X =15             5  +  X = 13             X-X=

37.5＋20%Ｘ＝69.5         X=10               X-X=20            X÷=