Name ______________________Date ____________Score ____ / 12
Grade 6 practice
Greatest common factor · 1–6
Find the greatest common factor (GCF).
1.
2.
3.
4.
5.
6.
Least common multiple · 7–12
Find the least common multiple (LCM).
7.
8.
9.
10.
11.
12.
Answer key — Grade 6 practice
Greatest common factor
1.
2.
3.
4.
5.
6.
Least common multiple
7.
8.
9.
10.
11.
12.