Question

6/1乘以百分之60+8/1乘以百分之40

Answer 1

没有简便方法

6/1乘以百分之60+8/1乘以百分之40

=3.6+3.2

=6.8

还是

60%×1/6+40%×1/8

=10%+5%

=15%

=0.15