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Percentages Rise calculations ( calculator
Fall Calculations ( calculator ) Created by Mr. Lafferty Maths Dept
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Starter Questions www.mathsrevision.com Created by Mr. Lafferty
Maths Dept
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Rise means : More , add on Percentage - Rise www.mathsrevision.com S3
Created by Mr. Lafferty Maths Dept
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Percentage - Rise www.mathsrevision.com S3 Example 1
A boy received £12 pocket money each week. His dad gave him a rise of 15% ? What was his new pocket money? Step 1 : Write down working and do % rise calculation Step 2 : old value + rise value Created by Mr. Lafferty Maths Dept
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Percentage - Rise www.mathsrevision.com S3 Example 2
Daniel earned £ last year. His dad gave him a rise of 17% ? What was his new wage? Step 1 : Write down working and do % rise calculation Step 2 : old value + rise value Created by Mr. Lafferty Maths Dept
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Your turn Exercise 2b Page 45 Percentage - Rise www.mathsrevision.com
Created by Mr. Lafferty Maths Dept
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Starter Questions www.mathsrevision.com Created by Mr. Lafferty
Maths Dept
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Fall means : Reduce , Less, subtract Percentage - Fall
Created by Mr. Lafferty Maths Dept
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Percentage - Fall www.mathsrevision.com S3 Example 1
A usual price of a CD is £10. In the sale it is reduced by 20%. What is the new price of the CD? Step 1 : Write down working and do % fall calculation Step 2 : old value – fall value Created by Mr. Lafferty Maths Dept
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Percentage - Fall www.mathsrevision.com S3 Example 2
A top of the range Audi cost £ In the sale it is discounted by 10%. What is the new value of the car? Step 1 : Write down working and do % fall calculation Step 2 : old value – fall value Created by Mr. Lafferty Maths Dept
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Your turn Exercise 2c Page 46 Percentage - Fall www.mathsrevision.com
Created by Mr. Lafferty Maths Dept
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