题目内容
| 口算 1.2×0.4= |
2.9×3= | 7.2÷4÷2= |
| 3.2×4= | 9.8÷2= | 6.4÷4÷2= |
| 1.2×0.7= | 1.25×4= | 50.7×2= |
分析：本题根据小数乘法与除法的运算法则计算即可．
解答：解：
| 1.2×0.4=0.48 | 2.9×3=8.7 | 7.2÷4÷2=0.9 |
| 3.2×4=12.8 | 9.8÷2=4.9 | 6.4÷4÷2=0.8 |
| 1.2×0.7=0.84 | 1.25×4=5 | 50.7×2=101.4 |
点评：完成本题要细心分析式中数据，然后快速准确得出答案．
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