Question

四十二分之五除以七分之六除以八分之三等于多少？

Answer 1

除以一个数等于乘它的倒数，具体解答如图，约分即可，最终答案70/189

Answer 2

=5/42÷6/7÷3/8
=5/42*7/6*8/3
=5/3*1/3*2/3
=10/27
42与7，6与8，4与6，约分。

Answer 3

5/42÷6/7÷3/8
=5/42×7/6×8/3
=5/36×8/3
=10/27