The last branch of any factor tree of 30 will always be 2, 3 and 5 in some order.
Because 45 is not a factor of 60.
30 15,2 5,3,2
30 15,2 5,3,2
30 15,2 5,3,2
30 15,2 5,3,2
30 15,2 5,3,2
Use a factor tree. 30 15,2 5,3,2
30 3 10 2 5 3, 2 and 5
30 / \ 2 15 / \ 3 5 / \ 5 1
Jenna lists all the multiple of 9
Yes, 30 tens is the same thing as 300.
The square root of 900 is 30 and it is a factor of 900