题目内容
18．| 直接写得数： 1-0.25= | 3.4+1.6= | 4.3-0.8= | 2.7+8.4= | 0.76+0.03= |
| 0.8-0.37= | 1.32+1.8= | 2.84-1.7= | 2.8+2.2= | 10-3.6= |
分析 根据小数加减法的计算法则计算即可求解．
解答 解：
| 1-0.25=0.75 | 3.4+1.6=5 | 4.3-0.8=3.5 | 2.7+8.4=11.1 | 0.76+0.03=0.79 |
| 0.8-0.37=0.43 | 1.32+1.8=3.12 | 2.84-1.7=1.14 | 2.8+2.2=5 | 10-3.6=6.4 |
点评 考查了小数加减法，关键是熟练掌握计算法则正确进行计算．
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