What is the formula to calculate percentage decrease?
7th Grade Math Review

Flashcard
•
Mathematics
•
7th Grade
•
Hard
Quizizz Content
FREE Resource
Student preview

15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
Back
Percentage Decrease = ((Original Value - New Value) / Original Value) * 100
2.
FLASHCARD QUESTION
Front
If a house sells for $250,000 and then for $210,000, what is the percentage decrease in price?
Back
16%
3.
FLASHCARD QUESTION
Front
What does it mean for two expressions to be equivalent?
Back
Two expressions are equivalent if they have the same value for all values of their variables.
4.
FLASHCARD QUESTION
Front
Simplify the expression: 6r - r + 8(15 - r) + 23 - 6.
Back
-3r + 137
5.
FLASHCARD QUESTION
Front
What is a graph?
Back
A graph is a visual representation of data that shows the relationship between different variables.
6.
FLASHCARD QUESTION
Front
What does the slope of a line represent in a graph?
Back
The slope represents the rate of change between the two variables.
7.
FLASHCARD QUESTION
Front
In a cooking scenario, if chicken loses 10% of its weight, how do you calculate the original weight needed to achieve a desired cooked weight?
Back
Original Weight = Desired Weight / (1 - Percentage Loss)
Create a free account and access millions of resources
Similar Resources on Quizizz
10 questions
Using Ratio Tables

Flashcard
•
6th Grade
15 questions
7th grade First Semester Review

Flashcard
•
7th Grade
15 questions
Proportionality Retest 24-25

Flashcard
•
7th Grade
15 questions
Proportionality Retest 23-24

Flashcard
•
7th Grade
15 questions
Unit 4: Test Review

Flashcard
•
7th Grade
15 questions
IM Unit 4 Assessment Review

Flashcard
•
7th Grade
15 questions
Integers and Rational Numbers

Flashcard
•
7th Grade
15 questions
Proportional Relationships

Flashcard
•
7th Grade
Popular Resources on Quizizz
15 questions
Multiplication Facts

Quiz
•
4th Grade
25 questions
SS Combined Advisory Quiz

Quiz
•
6th - 8th Grade
40 questions
Week 4 Student In Class Practice Set

Quiz
•
9th - 12th Grade
40 questions
SOL: ILE DNA Tech, Gen, Evol 2025

Quiz
•
9th - 12th Grade
20 questions
NC Universities (R2H)

Quiz
•
9th - 12th Grade
15 questions
June Review Quiz

Quiz
•
Professional Development
20 questions
Congruent and Similar Triangles

Quiz
•
8th Grade
25 questions
Triangle Inequalities

Quiz
•
10th - 12th Grade