1、用竖式计算
0.396÷1.2= 0.756÷0.36= 15.6×13=
0.18×15= 0.025×14= 3.06×36=
0.04×0.12= 7.15×22= 16.9÷0.13= 13.76×0.8= 6.4×0.5= 35.4×4.2= 0.25×0.046= 0.12×1. 6= (保留两位小数)
2.5÷0.7= 3.84×2.6≈
90.75÷3.3= 1.55÷3.9 = 5.2×0.6 = 4.48×0.4 = 0.042×0.54= 2.52×3.4 = 4.8×0.25= 10.1÷3.3= 5.76×3=
3.68×0.25=
3.7×0.016=
8.4×1.3 =
5.25×5 =
0.76×0.32=
1.08×25 = 0.125×1.4≈
0.43×0.28=
(保留一位小数)
(保留三位小数) (商用循环小数)
10.75÷12.5= 3.25×9.04=
(用乘法验算) (用除法验算)
0.43×0.28= 8.9×0.05= 5.22÷29= 7.15×22= 9.5×99
6.45×0.73= 3.08×0.43= 18.72÷3.6= 90.75÷3.3 = 13.5×0.98 4.6×0.6=
1.5×26.7=
13.95÷3.1=
3.68×0.25=
12.5×8.8
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