1 27.1乘38.2加27.1乘62.8减27.1 27乘101减27

1 27.1乘38.2加27.1乘62.8减27.1 27乘101减27 要用简便运算,要有过程
2024-11-18 17:33:23
推荐回答(1个)
回答1:

=27×(38.2+62.8)×(101-1)
=27×100×100
=270000