Solutions by everydaycalculation.com

The GCF of 40 and 50 is 10.

- Find the prime factorization of 40

40 = 2 × 2 × 2 × 5 - Find the prime factorization of 50

50 = 2 × 5 × 5 - To find the GCF, multiply all the prime factors common to both numbers:

Therefore, GCF = 2 × 5 - GCF =
**10**

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: 80 & 100 20 & 25 120 & 150 200 & 250 8 & 10 280 & 350 80 & 50 40 & 100 120 & 50 40 & 150 200 & 50 40 & 250 280 & 50 40 & 350

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