25乘49加75加49简便算法

25乘49加75加49简便算法
2025-04-13 08:51:11
推荐回答(3个)
回答1:

=49x(25+75)
=49x100
=4900

回答2:

25×49+75×49
=(25+75)×49
=100×49
=4900

回答3:

=49×(25+75)
=49×100
=4900