Question

Вычислите разность
1-1/5
1-3/7
1-7/9
1-3/10

Answer 1

1 - 1/5 = 5/5 - 1/5 = 4/5
1 - 3/7 = 4/7
1 - 7/9 = 2/9
1 - 3/10 = 7/10