Fractions: Finding Lowest Terms

Download Fractions: Finding Lowest Terms

Post on 03-Dec-2014

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Demonstration of cancelling down a fraction to its lowest terms. Single step examples using the 3 and 7 times table. How to cancel fractions with larger numbers in several steps. How to use the prime factors of the numerator and denominator to cancel large fractions.

TRANSCRIPT

<ul><li> 1. Cancelling down to lowest terms</li></ul> <p> 2. 3. 4. 5. Larger number 6. 7. 8. 9. Work in stages 10. 11. 12. 13. 14. 15. 16. Another example 17. 18. 19. 20. 21. 22. 23. 24. 25. Link with prime factors 26. 612 27. 612 2 28. 612 2 306 29. 612 2 306 2 30. 612 2 306 153 2 31. 612 2 306 153 2 3 32. 612 2 306 153 51 2 3 33. 612 2 306 3 153 51 2 3 34. 612 2 306 3 153 17 51 2 3 35. 612 2 306 3 153 17 51 2 3 36. 1638 37. 1638 2 38. 1638 2 819 39. 1638 2 3 819 40. 1638 2 3 819 273 41. 1638 2 3 3 819 273 42. 1638 2 3 3 819 273 91 43. 1638 2 3 3 819 273 91 7 44. 1638 2 3 3 819 273 91 7 13 45. 1638 2 3 3 819 273 91 7 13 46. 47. 1 1 48. 1 1 1 1 49. 1 1 1 1 1 1 50. </p>