Percentages

- Discounts

Convert to decimals

- 30
- 4
- 525
- 42
- 6.5
- 456
- 7.2

- 0.3
- 0.04
- 5.25
- 0.42
- 0.065
- 4.56
- 0.072

Find the following

- 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 percentage that

- 42 is of 348
- 54 is of 487
- 3 is of 17
- 47 is of 49
- 18 is of 190

- 12
- 11
- 17.6
- 96
- 9.5

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?

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?

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?

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?

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?

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?

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?

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?

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?

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?

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?

After washing a 2.56 m length of material

decreases in length by 7.

- What is the new length?

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?

A farmer has 216 calves.

- 54 are male.
- How many male calves are there?
- How many female calves are there?

An orchard has 23 400 apples.

- 19.3 spoil in a hail storm.
- How many are spoiled?
- How many are left?

Increases

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?

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?

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?

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?

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?

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?

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?

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

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

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

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

Percentage in practice

Manufacturers cost price Manufacturers profit Wholesalers profit Retailers profit

1 000 25 10 10

80c 50 50 50

4 20 10 25

27 33 30 40

10 000 5 10 25

Percentage in practice

Wholesalers price Retailers 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

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

Mr Harrison earns 540 per week but he has to pay

126 in tax.

- What percentage of his income does he pay in tax?