900除以72,546除以49,25600除以800怎样用简便方法计算
答案:2 悬赏:30 手机版
解决时间 2021-03-25 23:21
- 提问者网友:我们很暧昧
- 2021-03-25 05:30
900除以72,546除以49,25600除以800怎样用简便方法计算
最佳答案
- 五星知识达人网友:人间朝暮
- 2021-03-25 06:29
900除以72
=900÷9÷8
=100÷8
=12.5
546除以49
=546÷7÷7
=78÷7
=78/7
25600除以800
=256÷8
=32
=900÷9÷8
=100÷8
=12.5
546除以49
=546÷7÷7
=78÷7
=78/7
25600除以800
=256÷8
=32
全部回答
- 1楼网友:迟山
- 2021-03-25 07:29
900÷72
=900÷(9×8)
=900÷9÷8
=100÷8
=12.5
546÷49
546÷(7×7)
=546÷7÷7
=56÷7
=8
25600÷800
=25600÷(100×8)
=25600÷100÷8
=256÷8
=32
=900÷(9×8)
=900÷9÷8
=100÷8
=12.5
546÷49
546÷(7×7)
=546÷7÷7
=56÷7
=8
25600÷800
=25600÷(100×8)
=25600÷100÷8
=256÷8
=32
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