Percent Increase: Decimal to Percent

The video tutorial explains how to calculate percent increase by converting decimals to percentages. It provides examples involving chorus singers, price changes, and apple bushels to illustrate the process. The method involves creating a fraction from the difference between new and original amounts, converting it to a decimal, and then to a percentage. The tutorial concludes with a summary of solving percent increase problems.

What is the first step in calculating a percent increase?

• Create a fraction with the new amount as the numerator

• Subtract the original amount from the new amount

• Subtract the new amount from the original amount

• Multiply the original amount by 100

In the example of the chorus singers, what is the fraction used to calculate the percent increase?

• 12/18

• 18/12

• 6/12

• 6/18

How do you convert a decimal to a percentage?

• Divide by 100

• Subtract 100

• Add 100

• Multiply by 100

What is the percent increase when the price of an item goes from $4 to $6?

• 25%

• 100%

• 50%

• 75%

If a store increases its apple order from 10 to 13 bushels, what is the percent increase?

• 35%

• 30%

• 20%

• 25%