Question

efetue as adições a seguir:
8/11 + 3/11
6/28 + 54/28
4/15 + 3/15 + 2/15
1/4 + 9/4 + 3/4
11/35 + 10/35 + 18/35
1/8 + 3/8 + 5/8 + 7/8​

Answer 1

8/11 + 3/11 = 11/11 = 1

6/28 + 54/28 = 30/28

4/15 + 3/15 + 2/15 = 3/5

1/4 + 9/4 + 3/4 = 11/4

11/35 + 10/35 + 18/35 = 39/35

1/8 + 3/8 + 5/8 + 7/8 = 2