5.28x9·9十5.28的简算
答案:5 悬赏:10 手机版
解决时间 2021-01-21 00:51
- 提问者网友：战皆罪
- 2021-01-20 06:32
5.28x9·9十5.28的简算
最佳答案
- 五星知识达人网友：撞了怀
- 2021-01-20 08:00
5.28X9.9+5.28
=5.28X(9.9+1)
=5.28X10+5.28X0.9
=52.8+5.28X1-5.28X0.1
=52.8+5.28-0.528
=58.08-1+0.472
=57.552
=5.28X(9.9+1)
=5.28X10+5.28X0.9
=52.8+5.28X1-5.28X0.1
=52.8+5.28-0.528
=58.08-1+0.472
=57.552
全部回答
- 1楼网友：你可爱的野爹
- 2021-01-20 10:17
5.28×（9.9+1）＝5.28×（10+0.1）＝52.8+0.528＝53.328
- 2楼网友：怀裏藏嬌
- 2021-01-20 10:01
5.28x99+5.28
=5.28×99+5.28×1
=5.28x(99+1)
=5.28x100
=528
=5.28×99+5.28×1
=5.28x(99+1)
=5.28x100
=528
- 3楼网友：思契十里
- 2021-01-20 09:24
5.28x99十5.28
=5.28x（99+1）
=5.28x100
=528
谢谢，请采纳
=5.28x（99+1）
=5.28x100
=528
谢谢，请采纳
- 4楼网友：忘川信使
- 2021-01-20 08:10
5.28x9·9十5.28
=5.28*10.9
=52.8*(10+1-0.1)
=528+52.8-5.28
=528+47.52
=575.52
=5.28*10.9
=52.8*(10+1-0.1)
=528+52.8-5.28
=528+47.52
=575.52
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