Question

In each of the following examples, write all the factors of the
numbers and find the greatest common divisor
1] 28, 42
​

Answer 1

Answer:

14

Step-by-step explanation:

28= 2x2x7

42= 2x3x7

greatest common divisor is 2x7= 14

Answer 2

Answer:

Step-by-step explanation:   Watch the video below:

Here's how to find the GCF of a set of numbers using prime factorization:

List the prime factors of each number.

Circle every common prime factor — that is, every prime factor that's a factor of every number in the set.

Multiply all the circled numbers. The result is the GCF.