Solutions by everydaycalculation.com
The GCF of 420 and 8400 is 420.
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: 210 & 4200 140 & 2800 84 & 1680 60 & 1200 840 & 8400 1260 & 8400 2100 & 8400 2940 & 8400
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