What is the GCF of 75 and 90?
1 Answer
Oct 15, 2016
Explanation:
The simplest way to find the Greatest Common Factor is as follows:
- Find one Common Factor
- Divide by that factor
- Look for a Common Factor in the new set of numbers
- Divide by that factor
- Repeat until you arrive at a dead end
- Gather all of the factors that you used and multiply them together.
- You should have the GCF now.
Your Question:
GCF of
- They have a common factor of
5 75/5 and90/5 equal15 and18 15 and18 have Common Factor of3 15/3 and18/3 equal5 and6 5 and6 do not have any Common Factors- We divided by
5 and3 . 5*3=15