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Percent Models 2 and 3

Percent Models 2 and 3. What percent of 120 is 48?. Put GFC of 120 and 48 in boxes. How to find GFC. Greatest Common Factor. 120 and 48. 48?. 120 divided by 48 = 2.5. 120 divided by 24 = 5. 24?. YES!. What percent of 120 is 48?. 40%. Make a bar model with GFC in boxes. 24 x 2 = 48.

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Percent Models 2 and 3

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  1. Percent Models 2 and 3

  2. What percent of 120 is 48? Put GFC of 120 and 48in boxes

  3. How to find GFC Greatest Common Factor 120 and 48 48? 120 divided by 48 = 2.5 120 divided by 24 = 5 24? YES!

  4. What percent of 120 is 48? 40% Make a bar model with GFC in boxes 24 x 2 = 48

  5. What percent of 95 is 19? Put GFC of 19 and 95 in boxes

  6. How to find GFC Greatest Common Factor 95 and 19 95 divided by 19 = 5 YES!

  7. What percent of 95 is 19? Make a bar model with GFC in boxes 1 5 = 20% 19 x 1 = 19

  8. What percent of 80 is 60? Put GFC of 80 and 60 in boxes

  9. How to find GFC Greatest Common Factor 80 and 60 60? 80 divided by 60 = 1.3 20? 80 divided by 20 = 4 YES!

  10. What percent of 80 is 60? Make a bar model with GFC in boxes 3 4 = 75% 20 x 3 = 60

  11. 12 is 10% of what number? The known part goes in boxes

  12. 12 is 10% of what number? Make a bar model with the known part in boxes 12 x 10 = 120

  13. 45 is 15% of what number? The known part goes in boxes

  14. 45 is 15% of what number? Make a bar model with the known part in boxes 75% 105% 15% 30% 45% 60% 90%

  15. How to allow for extra 5% 5% 5%

  16. 45 is 15% of what number? 5% 5% 90% = 100%

  17. 45 is 15% of what number? 6 x 45 + 2 x 15 = 300

  18. 30 is 25% of what number? The known part goes in boxes

  19. 30 is 25% of what number? Make a bar model with the known part in boxes 4 x 30 = 120

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