# Fibonacci

## Factors

Objective: Practice factorizations

Find the prime factorizations of the following numbers:

1. 1 ____________________________
2. 2 ____________________________
3. 3 ____________________________
4. 5 ____________________________
5. 8 ____________________________
6. 13 ____________________________
7. 21 ____________________________
8. 34 ____________________________
9. 55 ____________________________
10. 89 ____________________________
11. 144 ____________________________
12. 233 ____________________________
13. 377 ____________________________
14. 610 ____________________________
15. 987 ____________________________
16. 1597 ____________________________
17. 2584 ____________________________
18. 4181 ____________________________
19. 6765 ____________________________
20. 10946 ____________________________

Do any two consecutive numbers have common factors (the same factor appears in two consecutive factorizations)? _________

Will any two consecutive numbers ever have common factors?

## Fibonacci GCF and LCM exercises

1. __________ What is the greatest common factor of 144 and 610?
2. __________ What is the least common multiple of 144 and 610?
3. __________ What is the greatest common factor of 144 and 2584?
4. __________ What is the least common multiple of 144 and 2584?
5. __________ What is the greatest common factor of 233 and 1597?
6. __________ What is the least common multiple of 233 and 1597?

## Fibobelly

Work in a group of three to four to measure your height and the distance from the ground to your belly button.

1. Whole body height: ___________
2. Belly button height: ______________
3. body height/belly button height: ____________

Write your ratio on the board. Calculate the class wide average ratio from the data on the board: __________