202×45的简便计算

2025-04-06 07:28:17
推荐回答(3个)
回答1:

202×45的简便计算
=(200+2)x45
=200x45+2x45
=9000+90
=9090

回答2:

202×45=(200+2)x45=9000+90=9090

回答3:

202*45
=(200+2)*45
=200*45+2*45
=9000+90
=9090