问题
解答题
口算下面各题.
|
答案
0.6×0.9=0.54, | 0.45÷0.5=0.9, | 0.27÷0.03=9, | 4.5×2=9, | 1.25×8=10, |
2.5×4=10, | 7.8÷0.2=39, | 1÷0.1=10, | 10×0.01=0.1, | 99×0.1=9.9. |
口算下面各题.
|
0.6×0.9=0.54, | 0.45÷0.5=0.9, | 0.27÷0.03=9, | 4.5×2=9, | 1.25×8=10, |
2.5×4=10, | 7.8÷0.2=39, | 1÷0.1=10, | 10×0.01=0.1, | 99×0.1=9.9. |