Question

Please explain there are 9 thirds in in 3 ones​

Answer 1

Imagine 3 cookies each cut into 3 equal parts, how many parts would you have?

9

Explanation:

:3 good luck!

Answer 2

Well, there are 3 thirds in a whole (1) so if you have 3 wholes then you are basically doing 3*3 which is 9.