Draw the factor trees
a) 20 b) 36
Answers
Answered by
8
- 20 is a composite number. 20 = 1 x 20, 2 x 10, or 4 x 5. Factors of 20: 1, 2, 4, 5, 10, 20. Prime factorization: 20 = 2 x 2 x 5, which can also be written 20 = 2² x 5.
Using Number Properties
- 36 = 2 x 18, 36 = 4 x 9, 36 = 6 x 6. He draws a complete factor tree for 36 = 2 x 18 as shown.
Attachments:
Similar questions