7/8:12.5% =7/8:1/8 =(7/8*8):(1/8*8) =7:1 比值是7
4
5/6*7/8=x*12.5% x*1/8=35/48 x=35/6 6/5米的8/7与6/3
28.8-(7.6+1/8÷12.5%) =28.8-(7.6+1) =28.8-8.6 =2
如图
=16.5×7.2×(12.5%-12.5%)×15/19 =0
八分之七减12.5% 解:八分之七=0.875 12.5%=0.125 八分之七-12
7/5除以12.5%加7/2乘8/1简便计算 =7/5➗0.125+7/
2/7×1/8+12.5%×2/7+0.125×1/7 =2/7×1/8+1/8×2/7+1/8×1
出题有误,“1又04”什么意思?