738+301脱式计算并用简便方法?

2024-12-27 20:58:10
推荐回答(3个)
回答1:

解:738+301
=738+(300+1)
=738+300+1
=1038+1
=1039
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回答2:

=738+300+1
=1038+1
=1039

回答3:

738+301
=738+300+1
=1038+1
=1039