Respuesta :
answer: 16/21
3/7 + 1/3
find common factor for the denominators = 21
once you have 21 as the denominators, multiply the numerator to be equal with original fraction:
3/7 now equals 9/21
1/3 now equals 7/21
9/21 + 7/21 = 16/21
answer: 16/21
3/7 + 1/3
find common factor for the denominators = 21
once you have 21 as the denominators, multiply the numerator to be equal with original fraction:
3/7 now equals 9/21
1/3 now equals 7/21
9/21 + 7/21 = 16/21