Question

Выполни действия:
19/60-3/20
13/44-7/33
17/150-1/90
4/5+7/10-5/12

Answer 1

1) 19/60 - 3/20 = 19/60 - 9/60 = 10/60 = 1/6

2) 13/44 - 7/33 = 39/132 - 28/132 = 11/132 = 1/12

3) 17/150 - 1/90 = 51/450 - 5/450 = 46/450 = 23/225

4) 4/5 + 7/10 - 5/12 = 48/60 + 42/60 - 25/60 = 65/60 = 13/12 = 1 1/12