Solutions by everydaycalculation.com
The GCF of 81 and 36 is 9.
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: 162 & 72 243 & 108 27 & 12 405 & 180 567 & 252 162 & 36 81 & 72 243 & 36 81 & 108 405 & 36 81 & 180 567 & 36 81 & 252
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