题目内容
直接写得数
| 9-0.22= | 4.2÷0.14= | 10÷0.4= | 4.8+0.3= | 12×2.5×8= |
| 0.25×4.3×4= | 15÷1.5+15= | 0.5×4÷0.5×4= | 3.8x+2.5x= | 0.5b-0.2b+1.3b= |
| 9-0.22=8.78, | 4.2÷0.14=30, | 10÷0.4=25, | 4.8+0.3=5.1, | 12×2.5×8=240, |
| 0.25×4.3×4=4.3, | 15÷1.5+15=25, | 0.5×4÷0.5×4=16, | 3.8x+2.5x=6.3x, | 0.5b-0.2b+1.3b=1.6b. |
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