Respuesta :
1/7+2/7=3/7 because you only add the numerator not the denominator
Answer: 3/7
Here are two methods to solve this problem.
1. Count on, since you have the same denominator.
1/7, 2/7, 3/7.
2. Add, but not counting on.
1 + 2 = 3
3 = 3/7.
Hope it helps!
