Percentage increase
If we are asked to increase a quantity by a certain percentage, we can follow these steps:
- Find the decimal multiplier of the percentage increase.
- Multiply the original quantity by the decimal multiplier.
Finding the decimal multiplier
Section titled “Finding the decimal multiplier”The decimal multiplier for a percentage increase can be found using the formula:
In other words, we convert the percentage increase to a decimal
and then add
Finding the percentage increase
Section titled “Finding the percentage increase”Once we’ve found the decimal multiplier, simply multiply the original quantity by the decimal multiplier to find the increased amount.
Example: Increase
Section titled “Example: Increase by ”- Find the decimal multiplier:
- Multiply the original quantity by the decimal multiplier:
- Answer:
Example: Increase
Section titled “Example: Increase by ”- Find the decimal multiplier:
- Multiply the original quantity by the decimal multiplier:
- Answer:
Example: Increase
Section titled “Example: Increase by ”- Find the decimal multiplier:
- Multiply the original quantity by the decimal multiplier:
- Answer:
Example: Increase
Section titled “Example: Increase by ”- Find the decimal multiplier:
- Multiply the original quantity by the decimal multiplier:
- Answer: