Question

28x36+25x44的简便运算？

Answer 1

（30-2）×36+25×（40+4）
＝30×36-2×36+25×40+25×4
＝1080-72+1000+100
＝2108
如果该答案对您有帮助的碧袜早话好锋请采纳，谢悔雀谢

Answer 2

28x36+25x44
=（25+3）x36+25*44
=25x36+3*36+25*44
=25*（36+44）+36*3
=25x80+108
=2108
不知消悔道还有没有散桥大更简冲竖单的

Answer 3

28x36+25x44
=（25+3）知磨喊游差x36+25x44
=25x36+3x36+25x44
=25x（搭野36+44）+36x3
=25x80+36x3
=2000+108
=2108