14/3的6/1的7倍是多少?
3/14*1/6*7=1/4
7个3/2与5/1的7/4的和是多少?
7*2/3+1/5*4/7
=14/3+4/35
=4又82/105
一个数的8/1是4/3,这个数的5/6是多少?
3/4÷1/8*6/5
=6*6/5
=36/5
解 1. 14/3×1/6×7=49/9
2. 2/3×7+1/5×7/4=301/60
3. 3/4÷1/8×5/6=5
14/3*6/1=28/1*7=4/1
7*3/2=3/14+(5/1*7/4)=3/14+35/4=