Factor Tree of 20: ........20 ......../ \ .......4 5 ....../ \ .....2 2
Their at the bottom of the tree because the hole point of a factor tree is to find the prime factorization of the number, so it would be at the bottom of the tree.
20 10,2 5,2,2
20 10,2 5,2,2
10,2
20 10,2 5,2,2
20 10,2 5,2,2
10,2 5,2,2
20 4.5 2.2 answer:2.2.5
Use a factor tree. 20 10,2 5,2,2
204, 52, 2, 5
20 10,2 5,2,2