Form 15: Comprehensive GCF and LCM Review
Review core concepts involving greatest common factors and least common multiples. Test your understanding across various problem types and methods.
Questions
-
MultiChoice
Find the GCF of 36 and 60.
-
MultiChoice
Find the LCM of 18 and 30.
-
MultiChoice
What is the GCF of 14 and 25?
-
MultiChoice
Find the LCM of 8, 12, and 20.
-
MultiChoice
A set of 24 red pens and 32 blue pens are split into identical packs. What is the maximum number of packs?
-
MultiChoice
Two bell timers ring every 10 and 15 minutes. If they ring together at noon, when do they ring together next?
-
MultiChoice
Use GCF and distributive property to rewrite 30 + 45.
-
MultiChoice
If GCF(20, 28) = 4, what is LCM(20, 28)?
-
MultiChoice
What is the GCF of 2^4 * 3 and 2^5?
-
MultiChoice
What is the LCM of 2^2 * 5 and 3^2 * 5?
-
MultiChoice
Which pair of numbers is relatively prime?
-
MultiChoice
What is the GCF of 45, 60, and 75?