27×3+54+27×5的简便计算怎么求

2025-04-07 19:26:14
推荐回答(3个)
回答1:

27×3+54+27×5
=27x3+27x2+27x5
=27x(3+2+5)
=27x10
=270

回答2:

正确答案是等于270。

回答3:

解:原式=27x(3+5)+54
=27x8+27x2
=27x(8+2)
=27x10
=270