15.3×4.6 +7.1×5.4+ 8.2×5.4(简便计算)
答案:2 悬赏:20 手机版
解决时间 2021-02-23 23:33
- 提问者网友:孤山下
- 2021-02-23 11:57
15.3×4.6 +7.1×5.4+ 8.2×5.4(简便计算)
最佳答案
- 五星知识达人网友:杯酒困英雄
- 2021-02-23 12:07
15.3×4.6 +7.1×5.4+ 8.2×5.4
=15.3×4.6+(7.1×5.4+8.2×5.4)
=15.3×4.6+5.4×(7.1+8.2)
=15.3×4.6+15.3×5.4
=15.3×(4.6+5.4)
=15.3×10
=153
希望能帮助到您,请采纳答案,谢谢!
=15.3×4.6+(7.1×5.4+8.2×5.4)
=15.3×4.6+5.4×(7.1+8.2)
=15.3×4.6+15.3×5.4
=15.3×(4.6+5.4)
=15.3×10
=153
希望能帮助到您,请采纳答案,谢谢!
全部回答
- 1楼网友:白昼之月
- 2021-02-23 12:32
15.3×4.6 +7.1×5.4+ 8.2×5.4
=15.3×4.6 +(7.1+8.2)×5.4
= 15.3×4.6 +15.3×5.4
=15.3×(4.6 +5.4)
=15.3×10
=153
=15.3×4.6 +(7.1+8.2)×5.4
= 15.3×4.6 +15.3×5.4
=15.3×(4.6 +5.4)
=15.3×10
=153
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