Question

What is the GCF of 100 and 50

Answer 1

The GCF is 50.

Explanation:

GCF is also known as the greatest common factor. Meaning, for two numbers, it would be the largest factor that can be multiply by something else to get those numbers.

To find the GCF, we can create a table using the knowledge we have about numbers that multiply to get 100 and 50.

Numbers that multiply to get 100 :

`\left[\begin{array}{ccccccccccccccccccc}1&2&4&5&10\\100&50&25&20&10\end{array}\right]`

Numbers that multiply to get 50 :

`\left[\begin{array}{ccccccccc}1&2&5\\50&25&10\end{array}\right]`

The largest number that can be used to multiply to get to 100 and 50 is 50.

50 can be multiplied by 1 and 2 to get to 50 and 100.

The GCF is 50