102*35怎么简便计算

问题描述:

102*35怎么简便计算

(100+2)*35=3500+70=3570

先用100*35然后加35*2

102*35=(100+2)*35=100*35+2*35=3570

原式=100*35+2*35
=3500+70
=3570

102×35
=(100+2)×35
=100×35+2×35
=3500+70
=3570

用100*35+2*35