(24/19+16/17)乘1/8+15/17 能简算的要简算

问题描述:

(24/19+16/17)乘1/8+15/17 能简算的要简算

(24/19+16/17)乘1/8+15/17
=24/19x1/8+16/17x1/8+15/17
=3/19+2/17+15/17
=3/19+1
=22/19лл��