The HCF is 18
The common factors of 18 and 36 are 18,9,6,3,2,1.
You need at least two numbers to find a GCF.
Factors for 15: 3, 5 Factors for 36: 2, 3, 4, 6, 9, 12, 18 Highest common Factor: 3
The common factors of 36 and 27 are 1, 3 & 9; the highest common factor is 9.
Since 18 is a factor of 36, all the factors of 18 will be common to 36. 1,2,3,6,9,18
The highest common factor of 36 and 63 is 9
The GCF of 36 and 54 is 18.The factors of 54=1,2,3,6,9,18,27,54The factors of 36=1,2,3,4,6,9,12,18,36GCF: 18The GCF is 18.
The highest common factor of 36 and 90 is 18. Other factors include 9, 6, 3, 2 and 1.
4
It is 12. Beacause the factors of 36 are: 1,36,3,12,4,9,6 and the factors of 84 are: 1,84,7,12 12 is the highest factor that both numbers have in common.
The factors of 36 are: 1, 2, 3, 4, 6, 9, 12, 18, 36 The factors of 48 are: 1, 2, 3, 4, 6, 8, 12, 16, 24, 48 The factors of 54 are: 1, 2, 3, 6, 9, 18, 27, 54
The highest common factor of 36 and 117 is 9