Percent of change: word problems
Percent of change: word problems
What you'll learn
- Identify whether a word problem represents a percent increase or a percent decrease.
- Solve word problems to calculate the percent of change (increase or decrease) using the formula: Percent of Change = [(New Value - Original Value) / Original Value] x 100, showing all work.
- Apply the concept of percent of change to solve real-world word problems involving discounts, markups, and price changes with at least 80% accuracy.
- Explain, in writing, the steps taken to solve a percent of change word problem, using mathematical vocabulary such as 'original value,' 'new value,' 'percent increase,' and 'percent decrease'.
Tutorial Preview
A video game's price went from $20 to $25. What's the percent increase?
A t-shirt's price dropped from $15 to $12. What's the percent decrease?
After a 10% discount, a bike costs $90. What was the original price?
Sample Practice Questions
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Frequently asked questions
What grade level is "Percent of change: word problems"?
Percent of change: word problems is a Grade 7 Mathematics lesson on ExcelOS.
What will I learn in Percent of change: word problems?
You'll be able to: Identify whether a word problem represents a percent increase or a percent decrease; Solve word problems to calculate the percent of change (increase or decrease) using the formula: Percent of Change = [(New Value - Original….
Is "Percent of change: word problems" free to practice?
Yes. You can read the tutorial preview for free, and signing up for a free ExcelOS account unlocks the full tutorial and all practice questions with instant feedback.
How many practice questions are included with Percent of change: word problems?
This lesson includes 25 practice questions across multiple difficulty levels, each with instant feedback and explanations.