General
Unitary method
Percentage increase/decrease
Profit/Loss
Misc.
100

Find 17% of 60

10.2

100

if 10% of a number is 63 what is the number?

630

100

Increase $45 by 30%

58.5

100

James bought some shares for $2540 and sold them for $3200. what was his profit on the sale?

$660

200

express 45 as a percentage out of 78 (2 d.p)

57.69%

200

when an amount is increased by 20% it becomes $65. what is the original amount?

$54.2

200

decrease $380 by 15%

323

200

Estelle purchased a piece of sporting memorabilia for $120. Twenty years later she sold it for $900. Calculate the percentage profit Estelle made            

650%

300

Jamaira earned $4200 in commission last month. Her total sales were $120000. What was the commission rate?

3.5%

300

Ruby receives a 15% increase in her weekly wage. if the increase is $75 find her new weekly wage 

$575

300

Nathan earns $1500 a week. Calculate his new weekly wage if he recieves a pay rise of 20%

1800

300

Which store has a better percentage profit 

Store A: a T-shirt that costs $30 and is sold for 38

Store B: a T shirt that costs $60 and is sold for $74

Store A (26.6%)
400

Imogen is a salesperson and earns $350 a week plus her 5.5% commission on sales. Her weekly sales total is $75,000. what is her total earnings of the week?

$4475

400

A book is sold for $56.8 including GST. what is the original price of the book (excluding GST)

$51.63

400

increase $340 by 13% then decrease the result by 13%

$334.25

400

a TV has a cost price of $300 and the business needs to make a profit of 11%. How much should they sell the TV for? 

$333

400

Alex, Hans and Stan saved up some money to buy a tent for a camping trip. Stan saved 60% of the price. Alex saved 40% of what was left of the price and Hans’ share of the price was $30. What was the price of the tent?

$125

500

p% of $q is (create an algebraic expression)

q*(p/100)

500

This year there were more than 800 entrants in the Kangaroo Hop race. Exactly 35% of the entrants were female and there were 252 more males than females. How many entrants were there in total?

840

500

A shop advertised “Everything half price in our sale”, but also now advertises that there is “An additional 15% off sale prices”. Overall, this is equivalent to what reduction on the original prices?

57.5%

500

A laptop costing $500 was reduced by 10% in a sale. 2 weeks later the sale price was reduced by 10%. Find the overall percentage loss in price.

19%

500

A painting was marked up by 8% and then again by 23%. if the current sales price is $1560, what was the price before the mark ups?

$1174.35

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