0.84*10/3+0.2+20/3*0.48 怎样简算?

问题描述:

0.84*10/3+0.2+20/3*0.48 怎样简算?

=0.84*10/3+0.2+0.96*10/3
=(0.84+0.96)*10/3+0.2
=6+0.2
=6.2