What is the common factor and common multiple of 120 and 90?

Answer 1

The factors of 90 are: 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90

The factors of 120 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120

The common factors are: 1, 2, 3, 5, 6, 10, 15, 30

The Greatest Common Factor (GCF) is: 30

Answer 2

Factors of 900: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900.

Factors of 120: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120.

GCF (900, 120) = 60

Answer 3

A common factor is 2 and a common multiple is 10800.

Answer 4

gcd(90,160) = 10

Answer 5

The GCF of 60, 90, and 120 is 30.

Answer 6

The GCF is 30.

Answer 7

GCF(90, 120, 210) = 30.