Question

1.6x1.53-5.3x0.16简便运算？

Answer 1

简便运算方法是:
1.6x1.53-5.3x0.16
=1.6x1.53-0.53x1.6
=1.6×（1.53-0.53）
=1.6×1
=1.6

Answer 2

1.6×1.53-5.3×0.16
=1.6×(1+0.53)-0.53×1.6
=1.6×1+1.6×0.53-0.53×1.6
=1.6×1=1.6