小学15题

5.17-1.8-3.2

13.75-(6.48+3.75)

5.4÷0.6+(2.3-0.46)

3.68+7.56-2.68

9.24÷[(2.8+3.2)×0.5 ]

7.85+2.34-0.85+4.66

35.6-1.8-15.6-7.2

0.25×16.2×4

60.9+(13.53+5.37)÷10.8

4.8×7.8+78×0.52

4.8×100.1

3.5-3.5×0.9

5.86+1.8×1.2+4.14

25.48-(9.4-0.52)

4.2÷3.5

17.8÷(1.78×4)

[(10-2.15×4.6)]×8.5

1.25×2.5×32

15.2÷0.25÷4

9.24÷[(2.8+3.2)×0.5 ]

27.5×3.7-7.5×3.7

0.79×199

10.4-9.6×0.35

[(6.35-2.15×4.6)]×0.85

2.31×1.2×0.5

(2.5-0.25)×0.4

2.5+7.5×(8.65-2.25)

60×0.98

28.8÷3.2-19.2÷3.2

57.6÷3.6+57.6÷6.4

7.2÷(3.6-1.2)

(7.7+1.54)÷0.7