Up next in Basic Math Skills (15 videos)
Do you and arithmetic add up to disaster? Sharpen your basic bath skills with the lessons in this Howcast video series.
You Will Need
- A pen or pencil
Write a division problem
Write a division problem by dividing the unknown percentage of the total by the total.
Complete the division
Complete the computation using long division. The result – or quotient – will include a decimal.
Multiply by 100
Multiply the resulting quotient by 100 to convert it to a percentage. This is the percentage of the original amount.
Pick up the check
Pick up the check. You no longer have an excuse to be a lousy tipper!