Solutions by everydaycalculation.com
The GCF of 21 and 3000 is 3.
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 & 6000 63 & 9000 7 & 1000 42 & 3000 21 & 6000 63 & 3000 21 & 9000 105 & 3000 147 & 3000
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