The ratio of difference in the quantity to its initial value multiplied by hundred is known as the percentage change. We can always observe a percent change of a quantity whenever the percent of its initial value is either decreased or increased to obtain its final value. Here are a few of the things that need to be kept in mind while we solve percent of change word problems worksheets.
Grade 7
Percents
Teaching to Solve Percent Change (Word Problems) Easily
The formula for the percent change can be expressed in the following manner:
{(Final Value - Initial Value)/ Initial Value} * 100
The following steps discussed below can be used to solve percent change word problems easily:
Step 1: Identify the final value and the initial value from the given word problem.
Step 2: Apply the formula: {(Final Value - Initial Value)/ Initial Value} * 100
Let us take an example to understand it more clearly.
Example: The price of a teddy bear has decreased from $25 to $20 because of a discount. Find the percentage change in the amount of the teddy bear.
Solution:
Initial value of teddy bear = $25
Final value of teddy bear = $20
By applying the formula discussed above, we get: {(Final Value -...
Show all
What teachers are saying about BytelearnWhat teachers are saying
Stephen Abate
19-year math teacher Carmel, CA
Any math teacher that I know would love to have access to ByteLearn.
Jennifer Maschino
4-year math teacher Summerville, SC
“I love that ByteLearn helps reduce a teacher’s workload and engages students through an interactive digital interface.”
Rodolpho Loureiro
Dean, math program manager, principal Miami, FL
“ByteLearn provides instant, customized feedback for students—a game-changer to the educational landscape.”