159-57-43 59

12×8.9 106.8

6×0.88-6×0.12 4.56

6.13×94+6.13×6 613

180÷48÷2.5 0.15

5.4×398 2149.2

40÷8÷12.5 0.4

90.6-(8+20.6) 62

6×16×1.25 120

67.5÷9÷1.25 6

1.5+29.4+8.5＝39.4

174.9+506.8-206.8＝ 474.9

3.94×94+3.94×6＝ 394

28×25×2.5＝ 1750

141.8-(69.7+41.8) ＝30.3

176÷32÷2.5＝ 2.2

11.8×4×0.5＝ 23.6

32÷16÷25＝ 0.08

8.28×9+8.28＝ 82.8

36÷(1.5×8)＝ 3

173-52.3-47.7 ＝73

97-62.2+22.2＝ 57

34.2+(15+75.8)＝ 125

22.5÷(3×2.5) ＝3

7×39.8＝ 278.6

26×1.8+26×8.2 ＝260

175÷16÷12.5＝ 0.875

29.4÷(14×0.2)＝ 10.5

1.25×8 ＝10

3.52÷6.4÷0.5＝ 1.1