0.36*13+1.3*6.4的简便算法,列式.

问题描述:

0.36*13+1.3*6.4的简便算法,列式.

0.36*13+1.3*6.4
=3.6*1.3+1.3*6.4
=1.3*(3.6+6.4)
=1.3*10
=13