Question

Найдите разность дробей:
1)2/7-1/7;
2)1/5-1/25;
3)9/10-9\16-3/80.

Answer 1

1) 2/7-1/7=1/7
1/5-1/25=5/25-1/25=4/25
9/10-9/16-3/80=72/80-45/80-3/80=24/80=3/10

Answer 2

2/7-1/7=1/7
1/5-1/25=5/25-1/25=4/25
9/10-9/16-3/80=72/80-45/80-3/80=24/80