用简便方法计算126x57一57x26

用简便方法计算126x57一57x26
2025-04-06 01:00:40
推荐回答(3个)
回答1:

126x57一57x26

=57x(126-26)
=57x100
=5700
求采纳

回答2:

回答3:

126x57一57x26

=(126-26)x57
=100x57
=5700