How do you find the GCF of 24 and 40?
1 Answer
Jan 8, 2017
Answer:
The GCF of
Explanation:
Given two positive numbers, one method for finding their GCF goes as follows:

If the numbers are the same, then that is the GCF.

Otherwise, replace the larger number by the result of subtracting the smaller number from it and repeat.
So in our example:

Start with
#24, 40# 
Subtract
#24# from#40# to get:#24, 16# 
Subtract
#16# from#24# to get:#8, 16# 
Subtract
#8# from#16# to get:#8, 8#
Since both resulting numbers are the same, the GCF is