which sum is equal to 8/12

1. 2/4 + 3/4 + 3/4 =
2. 5/12 + 3/12 =
3. 2/3 + 3/4 + 3/5 =
4. 4/6 + 4/6 =

To find the sum that is equal to 8/12, you need to add fractions until the sum equals 8/12.

1. 2/4 + 3/4 + 3/4 = (2+3+3)/4 = 8/4 = 2
2. 5/12 + 3/12 = (5+3)/12 = 8/12 (equal to 8/12)
3. 2/3 + 3/4 + 3/5 = (40/60 + 45/60 + 36/60)/60 = 121/60
4. 4/6 + 4/6 = (4+4)/6 = 8/6 = 4/3

So, the second sum 5/12 + 3/12 is equal to 8/12.