48
24,2
12,2,2
6,2,2,2
3,2,2,2,2
48 2,24 2,2,12 2,2,2,6 2,2,2,2,3
48 24,2 12,2,2 6,2,2,2 3,2,2,2,2
The factors of 48 are 1,2,3,4,6,8,12,16,24 and 48. You need another set of factors to compare them with to find a GCF.
Oh, isn't finding the greatest common factor like finding a happy little tree in a forest of numbers? Let's take a look at 40, 48, and 72. The greatest common factor for these numbers is 8, like a sturdy trunk supporting the branches of a tree. Just like in painting, finding the common factor helps bring harmony and balance to the numbers.
IT IS PRIME there is no factor tree
2)48 2)24 2)12 2)6 3)3 =1 So factors are 2x2x2x2x3 = 2^(4) x 3^(1)
48 2,24 2,2,12 2,2,2,6 2,2,2,2,3
48 24,2 12,2,2 6,2,2,2 3,2,2,2,2
48 24,2 12,2,2 6,2,2,2 3,2,2,2,2
48 24,2 12,2,2 6,2,2,2 3,2,2,2,2
12,4 3,4,4 3,2,2,2,2
48 24,2 12,2,2 6,2,2,2 3,2,2,2,2
48 24,2 12,2,2 6,2,2,2 3,2,2,2,2
The factors of 48 are 1,2,3,4,6,8,12,16,24 and 48. You need another set of factors to compare them with to find a GCF.
Use a factor tree. 48 24,2 12,2,2 6,2,2,2 3,2,2,2,2
48 24,2 12,2,2 6,2,2,2 3,2,2,2,2
48 24,2 12,2,2 6,2,2,2 3,2,2,2,2