Вычислите 8-3 6/15 ;12-11 6/11

Question

Вычислите 8-3 6/15 ;12-11 6/11

Answer 1

8 - 3 6/15 = 5 - 6/15 = 4 15/15 - 6/15 = 4 9/15 = 4 3/5
12 - 11 6/11 = 1 - 6/11 = 11/11 - 6/11 = 5/11