What is the greatest common factor of 8 10 and 20?

Answer 1

The GCF of 8, 10, and 12 is 2.

The greatest common factor (GCF) is the greatest factor that divides two numbers.

step1:

find the prime factors of each number

prime factors of 8: 2 X 2 X 2

prime factors of 10: 2 X 5

prime factors of 20: 2 X 2 X 5

step2:

multiply the common factors in the both numbers

there is only number 2 is in common.

GCF = 2

Answer 2

The greatest common factor (GCF) of 8, 10, and 20 is 2. To find the GCF, you need to determine the highest number that divides evenly into all three numbers. In this case, 2 is the largest number that can divide 8, 10, and 20 without leaving a remainder.

Answer 3

8 = 2 x 2 x 2; 20 = 2 x 2 x 5 so GCF is 2 x 2 ie 4.

Answer 4

The Greatest Common Factor of 20, 8 is 4.

Answer 5

28

14,2

7,2,2

24

12,2

6,2

3,2,2,2

2 x 2 x 2 x 3 = 24

2 x 2 x 7 = 28

2 x 2 = 4, the GCF

Answer 6

20 and eight's highest common factor is four.

Answer 7

greatest common factor for 8 10 and 20 is 2.

Answer 8

It is: 20