Respuesta :
Answer:
19/21
Step-by-step explanation:
6/7 + 1/21
Get a common denominator of 21
6/7 *3/3 + 1/21
18/21 + 1/21
19/21
Answer:
19/21
Step-by-step explanation:
same denominator so 6*3 18 7*3=21 so 18/21
Answer:
19/21
Step-by-step explanation:
6/7 + 1/21
Get a common denominator of 21
6/7 *3/3 + 1/21
18/21 + 1/21
19/21
Answer:
19/21
Step-by-step explanation:
same denominator so 6*3 18 7*3=21 so 18/21