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# 7-8 Fractions and Simplest Form

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• ### 7-8 Fractions and Simplest Form

1. 1. 7-8 Fractions in Simplest Form Number Sense 1.5
2. 2. Review:
3. 3. Review: GCF - greatest common factor
4. 4. Review: GCF - greatest common factor Find the GCF of 18 and 27
5. 5. Review: GCF - greatest common factor Find the GCF of 18 and 27 18:
6. 6. Review: GCF - greatest common factor Find the GCF of 18 and 27 18: 27:
7. 7. Review: GCF - greatest common factor Find the GCF of 18 and 27 18: 1,2,3,6,9,18 27:
8. 8. Review: GCF - greatest common factor Find the GCF of 18 and 27 18: 1,2,3,6,9,18 27: 1,3,9,27
9. 9. Review: GCF - greatest common factor Find the GCF of 18 and 27 18: 1,2,3,6,9,18 27: 1,3,9,27
10. 10. Review: GCF - greatest common factor Find the GCF of 18 and 27 18: 1,2,3,6,9,18 27: 1,3,9,27
11. 11. Review: GCF - greatest common factor Find the GCF of 18 and 27 18: 1,2,3,6,9,18 27: 1,3,9,27
12. 12. Review: GCF - greatest common factor Find the GCF of 18 and 27 Which is the 18: 1,2,3,6,9,18 greatest between 27: 1,3,9,27 1,3,9 ?
13. 13. Review: GCF - greatest common factor Find the GCF of 18 and 27 Which is the 18: 1,2,3,6,9,18 greatest between 27: 1,3,9,27 1,3,9 ? GCF is 9
14. 14. 12 Write 18 in simplest form.
15. 15. 12 Write 18 in simplest form. STEP ONE: Find GCF of 12 and 18
16. 16. 12 Write 18 in simplest form. STEP ONE: Find GCF of 12 and 18 STEP TWO: Divide numerator and denominator by GCF
17. 17. 12 Write 18 in simplest form.
18. 18. 12 Write 18 in simplest form. 12:
19. 19. 12 Write 18 in simplest form. 12: 18:
20. 20. 12 Write 18 in simplest form. 12: 1,2,3,4,6,12 18:
21. 21. 12 Write 18 in simplest form. 12: 1,2,3,4,6,12 18: 1,2,3,6,9,18
22. 22. 12 Write 18 in simplest form. 12: 1,2,3,4,6,12 18: 1,2,3,6,9,18
23. 23. 12 Write 18 in simplest form. 12: 1,2,3,4,6,12 18: 1,2,3,6,9,18
24. 24. 12 Write 18 in simplest form. 12: 1,2,3,4,6,12 18: 1,2,3,6,9,18
25. 25. 12 Write 18 in simplest form. 12: 1,2,3,4,6,12 18: 1,2,3,6,9,18
26. 26. 12 Write 18 in simplest form. 12: 1,2,3,4,6,12 GCF = 6 18: 1,2,3,6,9,18
27. 27. 12 Write 18 in simplest form. 12: 1,2,3,4,6,12 GCF = 6 18: 1,2,3,6,9,18 12 18
28. 28. 12 Write 18 in simplest form. 12: 1,2,3,4,6,12 GCF = 6 18: 1,2,3,6,9,18 12 ÷ 18 ÷
29. 29. 12 Write 18 in simplest form. 12: 1,2,3,4,6,12 GCF = 6 18: 1,2,3,6,9,18 12 ÷ 6 18 ÷ 6
30. 30. 12 Write 18 in simplest form. 12: 1,2,3,4,6,12 GCF = 6 18: 1,2,3,6,9,18 12 ÷ 6 = 18 ÷ 6 =
31. 31. 12 Write 18 in simplest form. 12: 1,2,3,4,6,12 GCF = 6 18: 1,2,3,6,9,18 simpl est f or m! 12 ÷ 6 = 2 18 ÷ 6 = 3
32. 32. 8 Write 20 in simplest form.
33. 33. 8 Write 20 in simplest form. 8:
34. 34. 8 Write 20 in simplest form. 8: 20:
35. 35. 8 Write 20 in simplest form. 8: 1,2,4,8 20:
36. 36. 8 Write 20 in simplest form. 8: 1,2,4,8 20: 1,2,4,5,10,20
37. 37. 8 Write 20 in simplest form. 8: 1,2,4,8 20: 1,2,4,5,10,20
38. 38. 8 Write 20 in simplest form. 8: 1,2,4,8 20: 1,2,4,5,10,20
39. 39. 8 Write 20 in simplest form. 8: 1,2,4,8 20: 1,2,4,5,10,20
40. 40. 8 Write 20 in simplest form. 8: 1,2,4,8 GCF = 4 20: 1,2,4,5,10,20
41. 41. 8 Write 20 in simplest form. 8: 1,2,4,8 GCF = 4 20: 1,2,4,5,10,20 8 20
42. 42. 8 Write 20 in simplest form. 8: 1,2,4,8 GCF = 4 20: 1,2,4,5,10,20 8 ÷ 20 ÷
43. 43. 8 Write 20 in simplest form. 8: 1,2,4,8 GCF = 4 20: 1,2,4,5,10,20 8 ÷ 4 20 ÷ 4
44. 44. 8 Write 20 in simplest form. 8: 1,2,4,8 GCF = 4 20: 1,2,4,5,10,20 8 ÷ 4 = 20 ÷ 4 =
45. 45. 8 Write 20 in simplest form. 8: 1,2,4,8 GCF = 4 20: 1,2,4,5,10,20 simpl est f or m! 8 ÷ 4 = 2 20 ÷ 4 = 5