36.3X4.5+6.37X45简便计算
问题描述:
36.3X4.5+6.37X45简便计算
答
36.3X4.5+6.37X45
=36.3X4.5+4.5X63.7
=4.5X(36.3+63.7)
=4.5X100
=450