Can you find a percentage of an amount ?
What is 10\% of 60?
We can find a percentage of a quantity by converting the percentage to a fraction and multiplying by the quantity.
How can we work out percentage discounts? In this video, we see how to do that, as well as work out the discounted price we need to pay.
William is going to buy a jumper that is marked as 50\% off. The original price is \$96.
What is the value of the discount?
What is the price that William will pay for the jumper?
To find the discount, multiply the original price by the percentage of the discount.
To find the discounted price, subtract the discount from the original price.
In Australia, Goods and Services Tax, or GST for short, is a 10\% tax that is charged on top of most things you buy. Let's learn more about calculating GST.
Joanne's bike cost \$90, excluding the 10\% goods and services tax (GST).
How much GST will Joanne get charged?
What is the total amount Joanne pays for her bike?
In Australia, Goods and Services Tax (GST) is a 10\% tax on most things you buy. That means you pay an extra 10\% of the cost.
\text{Cost of items} + \text{GST} = \text{Total amount paid}