题目内容
| 列竖式计算. 197×29 | 505×43 | 280×55 |
| 9.2-4.9 | 5.6+3.7 | 12.1-0.8. |
(1)197×29=5713,
(2)505×43=21715,
(3)280×55=15400,
(4)9.2-4.9=4.3,
(5)5.6+3.7=9.3,
(6)12.1-0.8=11.3.
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(2)505×43=21715,
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(3)280×55=15400,
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(4)9.2-4.9=4.3,
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(5)5.6+3.7=9.3,
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(6)12.1-0.8=11.3.
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