Question

N 426 Найдите значения выражений​

Answer 1

Пошаговое объяснение:

1) 1/5 - 1/6 = 6/30 - 5/30 = 1/30

2) 3/4 - 1/3 = 9/12 - 4/12 = 5/12

3) 7/9 - 2/11 = 77/99 - 18/99 = 59/99

4) 3/4 - 4/9 = 27/36 - 16/36 = 11/36

5) 7/8 - 5/12 = 105/120 - 50/120 = 55/120 = 11/24

6) 11/12 - 11/18 = 33/36 - 22/36 = 11/36