Question

пожалуйста помогите))))))
а)8/9*3/4-(5/6-1/4)

Answer 1

1) 5/6 - 1/4 = 20-6/24 = 14/24 = 7/12
2) 8/9 * 3/4 = 2/3
3) 2/3 - 7/12 = 8-7/12 = 1/12