Percent Change and percent error Practice
Flashcard
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is percent change?
Back
Percent change is a measure of how much a quantity has increased or decreased relative to its original value, expressed as a percentage.
Tags
CCSS.6.RP.A.3C
2.
FLASHCARD QUESTION
Front
How do you calculate percent change?
Back
Percent Change = ((New Value - Old Value) / Old Value) x 100.
Tags
CCSS.6.RP.A.3C
3.
FLASHCARD QUESTION
Front
If a class size increased from 27 to 30, what is the percent change?
Back
11%.
Tags
CCSS.6.RP.A.3C
4.
FLASHCARD QUESTION
Front
What is the formula for percent increase?
Back
Percent Increase = ((New Value - Old Value) / Old Value) x 100.
Tags
CCSS.6.RP.A.3C
5.
FLASHCARD QUESTION
Front
If the number of people signed up for a bus trip increased from 32 to 45, what is the percent increase?
Back
41%.
Tags
CCSS.6.RP.A.3C
6.
FLASHCARD QUESTION
Front
How do you find the percent error?
Back
Percent Error = (|Estimated Value - Actual Value| / Actual Value) x 100.
7.
FLASHCARD QUESTION
Front
If Jessie estimated her cat's weight to be 8 pounds and the actual weight was 10 pounds, what is the percent error?
Back
20%.
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