IXL | Percent of change: word problems

A software company in Lanberry used to bill clients $190 per hour for work done by its consultants. The company recently adjusted its rates and now charges $247 per hour. What was the percent of increase in the billing rate?

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question

A particular truck in a transportation fleet was driven 179,860 miles last year versus 206,839 miles this year. By what percent did the annual distance driven increase?

key idea

percent of change

amount of change

original amount

solution

Plug 179,860 miles and 206,839 miles into the formula for percent of change and simplify.

percent of change

amount of change

original amount

206,839

–

179,860

26,979

179,860

0.15

Write the number as a percent.

0.15

15%

The annual distance driven increased by 15%.

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Lesson: Percent change

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H.10Percent of change

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Lesson: Percent change

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