3.6x7.2十3.6x1.1一8.3x2.6简便计算
答案:1 悬赏:30 手机版
解决时间 2021-03-26 00:32
- 提问者网友：王者佥
- 2021-03-25 20:25
3.6x7.2十3.6x1.1一8.3x2.6简便计算
最佳答案
- 五星知识达人网友：千杯敬自由
- 2021-03-25 21:01
3.6×7.2+3.6×1.1+8.3×2.6
=3.6×(7.2+1.1)+8.3×2.6
=3.6×8.3+8.3×2.6
=(3.6+2.6)×8.3
=6.2×8.3
=(6+0.2)×8.3
=6×8.3+0.2×8.3
=49.8+1.66
=51.46
=3.6×(7.2+1.1)+8.3×2.6
=3.6×8.3+8.3×2.6
=(3.6+2.6)×8.3
=6.2×8.3
=(6+0.2)×8.3
=6×8.3+0.2×8.3
=49.8+1.66
=51.46
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