10-Percent of Change (Classwork)

Last updated over 5 years ago
10 questions
Find the percent of change. Round to the nearest whole percent.
1

Today, the price of a new cell phone is $129.
In 2000, the price of a similar cell phone was $240.
What is the percent of change in the price of a cell phone from 2000 to today?

1

There were 134 people in attendance at the school football game last Friday.
This week there were 246 people in attendance at the school football game.
What is the percent of change from last week to this week?

1

It costs Charlie’s Car Repair Shop $27 to change the oil.
The shop charges their customers $40 for an oil change.
What is the percent of markup in the cost of an oil change?

1

On Monday, Jake could lift 25 lbs.
One month later he could lift 45 lbs.
What is the percent of change in the number of pounds he can lift?

1

Olivia scored 82 points on the first math test of the year.
On the second math test, she scored 78 points.
What is the percent of change in the number of points she scored between the first and second tests?

1

What is the percent of change in the cost of a DVD set that originally sold for $49.99 and is now on sale for $24.99?

1

In 2009, Jennifer made $11.50 an hour, and in 2010, she made $12.75 an hour.
What is the percent of change in Jennifer’s pay per hour from 2009 to 2010?

1

Stock in Company ABC went from $26 a share to $14 a share.
What is the percent of change in the price of a share of stock in the company?

1

The average cost of a gallon of gas during July was $2.45.
The average cost of a gallon of gas during August was $2.78.
What is the percent of change in the average cost of a gallon of gas from July to August?

1

In 2019 each MLB team played 162 games during regular season.
In 2020 each team only played 60 games in the regular season.
What was the percent of change from 2019 to 2020?