Calculating with Percentages (Year 10 Higher)

Percentage: Parts per 100. The symbol is %. 

Percentage change: is all about comparing old to new values. 

Percentage Multiplier: is a number which is used to calculate a percentage of an amount. In order to find 12% of a number, we can multiply the number by 0.12. So 0.12 is the multiplier.

Reduce: to make smaller in value.

Growth: to increase/ to grow.

Interest: How much is paid for the use of money.

Simple interest: The same amount of interest every year