(46×37-27×46)×25的巧算怎么做？

Question

如题所述

Answer 1

(46×37-27×46)×25
【括号中提取46】
=(37-27)x46x25
=10x46x25
=460x5x5
=2300x5
=11500

Answer 2

（46×37-27×46）×25
=46×（37-27）×25
=46×10×25
=460×25
=115×4×25
=115×（4×25）
=115×100
=11500

Answer 3

（46×37–27×46）×25
=46×37×25–27×46×25
=46×25×（37–27）
=46×25×10
=46×5×（5×10）
=230×50
=11500