Adding Fractions

Question 1:

1 10 + 4 10
5 10 = 1 2

Question 2:

1 6 + 4 6
5 6

Question 3:

4 9 + 5 9
9 9 = 1

Question 4:

5 12 + 2 20
31 60

Question 5:

1 4 + 3 6
9 12 = 3 4

Question 6:

1 3 + 1 15
6 15 = 2 5