| 计算. (1)8-15×57÷4 | (2)9.6÷3.2+5.1×4 | (3)49×(310÷35+25) | (4)60×(34-23+25) |
=8-855÷4,
=8-213.75,
=-205.75;
(2)9.6÷3.2+5.1×4,
=3+20.4,
=23.4;
(3)49×(310÷35+25)
=49×(
| 62 |
| 7 |
=49×
| 62 |
| 7 |
=434+1225,
=1659;
(4)60×(34-23+25),
=60×36,
=2160.
编辑:chaxungu时间:2026-04-27 13:21:16分类:小学数学题库
| 计算. (1)8-15×57÷4 | (2)9.6÷3.2+5.1×4 | (3)49×(310÷35+25) | (4)60×(34-23+25) |
| 62 |
| 7 |
| 62 |
| 7 |
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