27x41十36/9最简便的方法是什么

Question

如题所述

Answer 1

27x41十36/9
=27×(40+1)+4
=27×40+27+4
=1080+27+4
=1111

Answer 2

27×41+36÷9
=（30-3）×41+4
=30×（40+1）-3×（40+1）+4
=1200+30-120-3+4
=1111