Volver a NUMBERS

PROPORTIONALITY AND PERCENTAGES

1. Our World: What is a Ratio?

 

 

2. Ratio and proportion activity

http://www.bbc.co.uk/schools/gcsebitesize/maths/number/ratiosact.shtml seleccin_715

3. Ratios and proportions: Understanding ratios

http://www.ixl.com/math/grade-8/understanding-ratios

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4. Ratios activities

 http://www.broadoak.n-somerset.sch.uk/gdaviesmaths/Demos/Ratios%20DEMO.html

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5. Game: Go with the floe ratio challenge

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 6. 3-Term Ratios (Object Interactive)

 

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7. Ratio and proportion quiz

8. Direct Proportion activities

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9. Estimating Percentages

 

http://www.transum.org/software/SW/Starter_of_the_day/Students/Estimating_Percentages.asp

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 10. Work out a percentage. Which method will you choose?

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11. Fraction-Percentage Matching Game

 

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12. Percentages quiz

 

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 13. Learn all about percentages in this activity.

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 14. Practice with Percents

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15. Play  this game about porcentages:

http://www.bbc.co.uk/bitesize/ks2/maths/number/percentages/play/ seleccin_643