Solutions by everydaycalculation.com
The GCF of 21 and 490 is 7.
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: 42 & 980 63 & 1470 105 & 2450 147 & 3430 3 & 70 42 & 490 21 & 980 63 & 490 21 & 1470 105 & 490 21 & 2450 147 & 490 21 & 3430
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