Question

What is the greatest common factor shared by 70 and 15?
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SUBMIT

Answer 1

The greatest common factor of 70 and 15 is 5.

Explanation:

First, list the prime factors for each individual number

Next, circle each common prime factor. This means that you must find the prime factors that are the same as each other. For example, if it's 1 3 4 and 2 3 5, the common prime factor would be 3.

Finally, you must multiply all of the common prime factors. Your answer will be the greatest common factor!

So, the greatest common factor of 70 and 15 is 5.

Answer 2

The answer is 5
Step by step explaination