题目内容
用小数计算下列各题
| ①2吨50千克+280千克 | ②5元6角7分+3元9角 |
| ③6千米-3千米580米 | ④4米25厘米+3米40厘米. |
(1)2吨50千克+280千克,
=2.05吨+0.28吨,
=2.33吨;
(2)5元6角7分+3元9角,
=5.67元+3.9元,
=9.57元;
(3)6千米-3千米580米,
=6千米-3.58千米,
=2.42千米,
(4)4米25厘米+3米40厘米,
=4.25米+3.4米,
=7.65米.
=2.05吨+0.28吨,
=2.33吨;
(2)5元6角7分+3元9角,
=5.67元+3.9元,
=9.57元;
(3)6千米-3千米580米,
=6千米-3.58千米,
=2.42千米,
(4)4米25厘米+3米40厘米,
=4.25米+3.4米,
=7.65米.
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