446+295(要简便计算)
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![446+295(要简便计算)](/uploads/image/z/2687658-42-8.jpg?t=446%2B295%EF%BC%88%E8%A6%81%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97%EF%BC%89)
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446+295(要简便计算)
446+295(要简便计算)
446+295(要简便计算)
446+295
=446+300-5
=746-5
=741
=450-4+300-5
=750-9
=741
446+295
=295+5+41+400
=300+400+41
=700+41
=741