20 10,2 5,2,2 60 30,2 15,2,2 5,3,2,2
Factor tree of 40: 40 20,2 10,2,2 5,2,2,2
The least common factor of 56 and 60 is 1. The greatest common factor of 56 and 60 is 4.
Here is a factor tree of eight: 8 / \ 4 2 / \ 2 2
873 x 29Since both 3 and 29 are prime numbers, the factor tree is complete.
Because 45 is not a factor of 60.
60 30,2 15,2,2 5,3,2,2
60 30,2 15,2,2 5,3,2,2
60 30,2 15,2,2 5,3,2,2
60 30,2 15,2,2 5,3,2,2
45 doesn't divide into 60 evenly.
Because 45 is not a factor of 60.
45 doesn't divide into 60 evenly.
as you can obviously see the bottom of a factor tree would be the curious numbers of 2,2,3,5
use a factor tree
24 12,2 6,2,2 3,2,2,2 60 30,2 15,2,2 5,3,2,2
20 10,2 5,2,2 60 30,2 15,2,2 5,3,2,2