题目内容
列竖式计算,*号题要验算.
7.01-4.98=______;
*71.7-7=______;
*8.72+2.8=______;
8.26-2.6=______.
7.01-4.98=______;
*71.7-7=______;
*8.72+2.8=______;
8.26-2.6=______.
(1)7.01-4.98=2.03;
7.01
;
(2)71.7-7=64.7;
71.7
;
验算:
64.7
;
(3)8.72+2.8=11.52;
8.72
;
验算:
2.8
;
(4)8.26-2.6=5.66;
8.26
.
故答案为:2.03,64.7,11.52,5.66.
7.01
| -4.98 |
| 2.03 |
(2)71.7-7=64.7;
71.7
| -7 |
| 64.7 |
验算:
64.7
| +7 |
| 71.7 |
(3)8.72+2.8=11.52;
8.72
| +2.8 |
| 11.52 |
验算:
2.8
| +8.72 |
| 11.52 |
(4)8.26-2.6=5.66;
8.26
| -2.6 |
| 5.66 |
故答案为:2.03,64.7,11.52,5.66.
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