1–8
Name
Date
Are We Related?
Nancy Number is trying to find who is related to whom. She needs your help in
deciding if the groups of numbers are just friends or if they are related. In each triangle
below, there are three numbers. If possible, write four related equations on the lines
provided. If not, write the word “friends” below the triangle and write the numbers in
the box marked “friends.”
1.
2.
12 4
5
4
8
20
3.
4.
6 24
6
9
36
4
5.
6.
3 24
28 7
8
4
Could you write related equations for any of the numbers in the “friends” box?
Show your work.
FRIENDS