2/35÷{(1/5+1/6)÷24}
问题描述:
2/35÷{(1/5+1/6)÷24}
答
2/35÷{(1/5+1/6)÷24}
=2/35 * 24 / (1/5+1/6)
=2/35 * 24 / (11/30)
=(2 * 12 * 5 * 6*2) / (5*7*11)
= 288/77