题目内容
| 口算. 0.36+0.14= | 7.2-5.8= | 1-0.4= | 0.01+0.1= | 4.8+3.12= |
| 1-0.08= | 102×5= | 20-20÷5= | 3.9+4.4+5.1= | 4.7-0.47-1.43= |
| 25×17×4= | 120÷5÷2= |
| 0.36+0.14=0.5, | 7.2-5.8=1.4, | 1-0.4=0.6, | 0.01+0.1=0.11, | 4.8+3.12=7.92, |
| 1-0.08=0.92, | 102×5=510, | 20-20÷5=16, | 3.9+4.4+5.1=13.4, | 4.7-0.47-1.43=2.8, |
| 25×17×4=1700, | 120÷5÷2=12. |
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