1.9*32*125*0.25 简便算法
问题描述:
1.9*32*125*0.25 简便算法
答
1.9*32*125*0.25
=1.9*8*125*4*0.25
=1.9*1000*1
=1900
答
32=4*8
1.9*32*125*0.25
=1.9*8*125*4*0.25
=1.9*1000*1
=1900