Respuesta :

Answer:

5/21

Step-by-step explanation:

add the two unshaded portions and subtract that from 21/21, or 1 whole

3/7 = 9/21

1/3 = 7/21

sum of unshaded portions is equal to 16/21

21/21 - 16/21 = 5/21

Answer:

I think it may be 2/4 or 4/10

not to sure....I forgot how to do this but yeah.. don't go with my answers to be safe.

Step-by-step explanation:

3+1=4

3-1=2

7+3=10

3-7=4