percentages
DESCRIPTION
Percentages. Discounts. 30% 4% 525% 42% 6.5% 456% 7.2%. 0.3 0.04 5.25 0.42 0.065 4.56 0.072. Convert to decimals. 30% of $23 4% of $435 525% of $36 42% of $7.50 6.5% of $19.40 456% of $540 7.2% of $78. $6.90 $17.4 $189 $3.15 $1.26 $2462.40 $5.62. Find the following. - PowerPoint PPT PresentationTRANSCRIPT
![Page 1: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/1.jpg)
Percentages
Discounts
![Page 2: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/2.jpg)
Convert to decimals
1. 30%2. 4%3. 525%4. 42%5. 6.5%6. 456%7. 7.2%
1. 0.32. 0.043. 5.254. 0.425. 0.0656. 4.567. 0.072
![Page 3: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/3.jpg)
Find the following
1. 30% of $232. 4% of $4353. 525% of $364. 42% of $7.505. 6.5% of $19.406. 456% of $5407. 7.2% of $78
1. $6.902. $17.43. $1894. $3.155. $1.266. $2462.407. $5.62
![Page 4: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/4.jpg)
Find the percentage that
1. $42 is of $3482. $54 is of $4873. $3 is of $174. $47 is of $495. $18 is of $190
1. 12%2. 11%3. 17.6%4. 96%5. 9.5%
![Page 5: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/5.jpg)
This stove normally costs $907
• The shop offers a 11% discount.
• How much do you save if you buy this stove?
• How much do you pay if you buy this stove?
![Page 6: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/6.jpg)
This car normally costs $320 000.
• The shop offers a 9% discount.
• How much do you save if you buy this car?
• How much do you pay if you buy this car?
![Page 7: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/7.jpg)
This VCR normally costs $250.
• The shop offers a 12% discount.
• How much do you save if you buy this VCR?
• How much do you pay if you buy this VCR?
![Page 8: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/8.jpg)
This suit normally costs $314.
• The shop offers a 30% discount.
• How much do you save if you buy this suit?
• How much do you pay if you buy this suit?
![Page 9: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/9.jpg)
This divan normally costs $864.
• The shop offers a 16% discount.
• How much do you save if you buy this divan?
• How much do you pay if you buy this divan?
![Page 10: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/10.jpg)
This truck normally costs $34 000.
• The shop offers a 14% discount.
• How much do you save if you buy this truck?
• How much do you pay if you buy this truck?
![Page 11: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/11.jpg)
This book normally costs $64.
• The shop offers a 11% discount.
• How much do you save if you buy this book?
• How much do you pay if you buy this book?
![Page 12: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/12.jpg)
This t-shirt normally costs $35.
• The shop offers a 25% discount.
• How much do you save if you buy this shirt?
• How much do you pay if you buy this shirt?
![Page 13: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/13.jpg)
This pair of trousers normally cost $89.
• The shop offers a 22% discount.
• How much do you save if you buy these trousers?
• How much do you pay if you buy these trousers?
![Page 14: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/14.jpg)
This stationery normally cost $55.
• The shop offers a 8% discount.
• How much do you save if you buy this stationery?
• How much do you pay if you buy this stationery?
![Page 15: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/15.jpg)
This house normally cost $350 000.
• The shop offers a 5% discount.
• How much do you save if you buy this house?
• How much do you pay if you buy this house?
![Page 16: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/16.jpg)
After washing a 2.56 m length of material
decreases in length by 7%.
• What is the new length?
![Page 17: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/17.jpg)
A farmer has 2 486 lambs at the start of the season.
14% die due to bad weather.
• How many lambs die?
• How many lambs survive?
![Page 18: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/18.jpg)
A farmer has 216 calves.
54% are male.• How many male calves are there?
• How many female calves are there?
![Page 19: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/19.jpg)
An orchard has 23 400 apples.
19.3% spoil in a hail storm.
• How many are spoiled?
• How many are left?
![Page 20: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/20.jpg)
Increases
![Page 21: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/21.jpg)
A camera costs a shop owner $426.
The shop owner increases the price by 35%.
• How much is the mark up?
• How much does a customer pay?
![Page 22: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/22.jpg)
A TV costs a shop owner $698.
The shop owner increases the price by 41%.
• How much is the mark up?
• How much does a customer pay?
![Page 23: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/23.jpg)
A washing machine costs a shop owner $725.
The shop owner increases the price by 30%.
• How much is the mark up?
• How much does a customer pay?
![Page 24: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/24.jpg)
An armchair costs a shop owner $325.
The shop owner increases the price by 25%.
• How much is the mark up?
• How much does a customer pay?
![Page 25: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/25.jpg)
A table costs a shop owner $895.
The shop owner increases the price by 27%.
• How much is the mark up?
• How much does a customer pay?
![Page 26: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/26.jpg)
A fridge costs a shop owner $598.
The shop owner increases the price by 42%.
• How much is the mark up?
• How much does a customer pay?
![Page 27: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/27.jpg)
A mower costs a shop owner $376.
The shop owner increases the price by 27%.
• How much is the mark up?
• How much does a customer pay?
![Page 28: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/28.jpg)
Solve these problems.
• What is the selling price of a jar of coffee if the cost price is $10 and the markup is 15%?
• What is the selling price of a bottle of hair shampoo if the cost price is $1.56 and the markup is 20%?
• $11.50
• $1.87 or $1.90
![Page 29: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/29.jpg)
Solve these problems.
• What is the selling price of a packet of biscuits if the cost price is $1.55 and the markup is 34%?
• What is the selling price of a tube of toothpaste if the cost price is $0.70 and the markup is 45%?
• $2.08 or $2.10
• $1.01 or $1.00
![Page 30: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/30.jpg)
Solve these problems.
• A tin of salmon sells for $1.65. If the markup is 10%, how much did the salmon cost?
• If a set of glasses is marked up by 30% and sells for $9.35, what did it cost?
• $1.50
• $12.15
![Page 31: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/31.jpg)
Solve these problems.
• A shirt is marked up by 40% and sells for $51.80. What did it cost?
• Find the cost price of a bike if it sells for $53.25 and the markup is 50%?
• $37
• $35.50
![Page 32: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/32.jpg)
Percentage in practice
Manufacturer’s cost price
Manufacturer’s profit
Wholesaler’s
profit
Retailer’s
profit
$1 000 25% 10% 10%
80c 50% 50% 50%
$4 20% 10% 25%
$27 33% 30% 40%
$10 000 5% 10% 25%
![Page 33: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/33.jpg)
Percentage in practice
Wholesaler’s price
Retailer’s profit
GST Price in the shop
$1 500 25% 12.5%
70c 50% 12.5%
$5.60 20% 12.5%
$25.80 33% 12.5%
$10 982 5% 12.5%
![Page 34: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/34.jpg)
Discount in the shop
Price in the shop
Discount Price you pay
$1 700 25%
95c 50%
$4.65 20%
$37.80 33%
$54 432 5%
![Page 35: Percentages](https://reader036.vdocuments.net/reader036/viewer/2022062422/56813e20550346895da80034/html5/thumbnails/35.jpg)
Mr Harrison earns $540 per week but he has to
pay $126 in tax.What percentage of his income does he pay in tax?