4.6乘减0.9乘4.6的简便运算
问题描述:
4.6乘减0.9乘4.6的简便运算
答
4.6-0.9×4.6
=4.6×(1-0.9)
=4.6×0.1
=0.46
4.6乘减0.9乘4.6的简便运算
4.6-0.9×4.6
=4.6×(1-0.9)
=4.6×0.1
=0.46