10 200 x 100 5. If you eat 2 apples then you have eaten 210 100 20 of your apples and you are left with 80 of your original apples. As a fraction 10 200 005.
In mathematics a percentage is a number or ratio that can be expressed as a fraction of 100.
We just need to. The answer obtained by multiplying the base by the rate. Multiply it by 6 to find 6. This youtube video tutorial on percentages made easy explains how to calculate the percentage of a number mentally using your head without a calculator.