Common Core: 4.OA — Operations & Algebraic Thinking
Grade 4 • factors • Easy
GCF 1
Find GCF
10 problems
1.
36
×36
__
2.
31
× 7
__
3.
26
× 8
__
4.
21
× 9
__
5.
16
×10
__
6.
12
×10
__
7.
36
×13
__
8.
31
×14
__
9.
26
×15
__
10.
21
×17
__
Find GCF
10 problems