用简便方法计算。 5.6+17.2x2.5 =
答案:4 悬赏:80 手机版
解决时间 2021-03-15 00:42
- 提问者网友：我的未来我做主
- 2021-03-14 02:07
用简便方法计算。 5.6+17.2x2.5 =
最佳答案
- 五星知识达人网友：野味小生
- 2021-03-14 02:24
5.6+17.2x2.5
=5.6+4.3x4x2.5
=5.6+4.3x10
=5.6+43
=48.6
谢谢，请采纳
=5.6+4.3x4x2.5
=5.6+4.3x10
=5.6+43
=48.6
谢谢，请采纳
全部回答
- 1楼网友：北城痞子
- 2021-03-14 05:13
=5.6+18*2.5-0.8*2.5
=5.6+45-2
=5.6+43
=48.6
=5.6+45-2
=5.6+43
=48.6
- 2楼网友：妄饮晩冬酒
- 2021-03-14 04:40
=2x2.8+(20-2.8)x2.5
=2x2.8+50-2.8x2.5
=50-2.8x(2.5-2)
=50-1.4
=48.6
=2x2.8+50-2.8x2.5
=50-2.8x(2.5-2)
=50-1.4
=48.6
- 3楼网友：山有枢
- 2021-03-14 03:10
5.6+17.2×2.5
=5.6+17.2÷4×10
=5.6+4.3×10
=5.6+43
=48.6
=5.6+17.2÷4×10
=5.6+4.3×10
=5.6+43
=48.6
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