333x334十999x222的简便计算.请老师来解!

2025-04-25 19:39:41
推荐回答(3个)
回答1:

333X334+999X222
=333X334+3X333X222
=333X(334+666)
=333X1000
=333000

回答2:

=333×333+333+333×3×222

回答3: