What is the greatest common factor (GCF) of 21 and 30?

asked Oct 12, 2020 65.8k views

2 votes

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6 votes

Answer: 3

Step-by-step explanation:

3 times 7 gets 21

And 3 times 10 gets 30

Three of the only number that can get to both solutions

Roseline answered Oct 13, 2020

5.3k points

2 votes

Answer:

Step-by-step explanation:

Dittonamed answered Oct 16, 2020

4.6k points

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