Solutions by everydaycalculation.com
The GCF of 42 and 221 is 1.
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: 84 & 442 126 & 663 210 & 1105 294 & 1547 84 & 221 42 & 442 126 & 221 42 & 663 210 & 221 42 & 1105 294 & 221 42 & 1547
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