6.12乘99加6.12和5.9乘101减5.9怎么简便计算
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6.12乘99加6.12和5.9乘101减5.9怎么简便计算
![6.12乘99加6.12和5.9乘101减5.9怎么简便计算](/uploads/image/z/4750907-59-7.jpg?t=6.12%E4%B9%9899%E5%8A%A06.12%E5%92%8C5.9%E4%B9%98101%E5%87%8F5.9%E6%80%8E%E4%B9%88%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97)
6.12乘99加6.12
=6.12*(99+1)
=6.12*100
=612
5.9乘101减5.9
=5.9*(101-1)
=5.9*100
=590
=6.12*(99+1)
=6.12*100
=612
5.9乘101减5.9
=5.9*(101-1)
=5.9*100
=590
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