One way to find a percentage of an amount is to use 1%, 10% and 50% as building blocks. 1%, 10% and 50% can be used as building blocks for working out percentages in your head. 1% is 1⁄100.
To work out the percentage of something, it helps to find out what one percent is first. Watch the video to learn more about calculating percentages. Oo! That looked like it hurt. Oh well ...
However, it's important to know how to calculate the percentage ... answer by 100 to convert it to a percentage. The image below provides a visual of this formula. Image source: The Motley Fool.
The interest rate for a credit card is expressed as annual percentage rate. You can figure out the DPR by dividing the APR by 360 or 365, depending on the formula used by your credit card issuer.