36×25+75×22的简便方法?

2025-02-27 22:16:45
推荐回答(3个)
回答1:

12*3*25+22*3*25=34*3*25=2*17*3*25=2*25*17*3=50*51=2550

回答2:

36×25+75×22
=36×25+25×66
=25×99
=25×(100-1)
=2500-25
=24975

回答3:

36×25+75×22
=36×25+25×3×22
=36×25+25×66
=25×(36+66)
=25×102
=25×(100+2)
=25×100+25×2
=2500+50
=2550