How do you find the GCF of 36a^3b, 56ab?

1 Answer
Jan 15, 2017

GCF of 36a^3b and 56ab = 4ab

Explanation:

Factors of:
36a^3b = 2×2×3×3×a×a×a×b

56ab = 2×2×2×7×a×b
If we observe the factors of both, we will find that both have 2, 2, a and b as common factors in both.
Therefore, GCF of 36a^3b and 56ab = 2×2×a×b = 4ab.