直接写出下面各题的结果．
7.2×0.1= 12﹣4.3= 0.45+0.55=
36÷0.01= 0.8×0.125= x﹣0.42x=
2.3a+0.8a= 0.56÷0.7= 0.36÷0.4÷9=
3.6×2÷3.6×2=
直接写出下面各题的结果．
7.2×0.1= 12﹣4.3= 0.45+0.55=
36÷0.01= 0.8×0.125= x﹣0.42x=
2.3a+0.8a= 0.56÷0.7= 0.36÷0.4÷9=
3.6×2÷3.6×2=
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