Solutions by everydaycalculation.com
The GCF of 27 and 420 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: 54 & 840 81 & 1260 9 & 140 135 & 2100 189 & 2940 54 & 420 27 & 840 81 & 420 27 & 1260 135 & 420 27 & 2100 189 & 420 27 & 2940
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