Solutions by everydaycalculation.com
The GCF of 20 and 172 is 4.
MathStep (Works offline)
Download our mobile app and learn how to find GCF of upto four numbers in your own time:
Android and iPhone/ iPad
Find HCF of: 40 & 344 10 & 86 60 & 516 100 & 860 140 & 1204 40 & 172 20 & 344 60 & 172 20 & 516 100 & 172 20 & 860 140 & 172 20 & 1204
Enter two numbers separate by comma. To find GCF of more than two numbers, click here.
The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).
© everydaycalculation.com