题目内容
用竖式计算.
| ①3.63+0.87= | ②13-7.86= | ③8.5+11.75= | ④7+3.02= |
①3.63+0.87=4.5;

②13-7.86=5.14;

③8.5+11.75=20.25;

④7+3.02=10.02.

②13-7.86=5.14;
③8.5+11.75=20.25;
④7+3.02=10.02.
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