题目内容
直接写出复数
| 0.5×0.2= | 2.4×10= | 4.2÷0.7= | 7.5+0.15= | 1.6×0.5= |
| 0.9-0.45= | 7.5÷0.15= | 12.5×4= | 0.1+0.9÷0.1= | 2.5×4÷2.5×4= |
| 0.5×0.2=0.1, | 2.4×10=24, | 4.2÷0.7=6, | 7.5+0.15=7.65, | 1.6×0.5=0.9, |
| 0.9-0.45=0.45, | 7.5÷0.15=50, | 12.5×4=50, | 0.1+0.9÷0.1=9.1, | 2.5×4÷2.5×4=16. |
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