What is an equation?
8th Grade iLearn Review

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Mathematics
•
8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
An equation is a mathematical statement that asserts the equality of two expressions, typically represented with an equals sign (=).
2.
FLASHCARD QUESTION
Front
What is a rational number?
Back
A rational number is any number that can be expressed as a fraction, where both the numerator and the denominator are integers.
3.
FLASHCARD QUESTION
Front
How do you find the slope between two points?
Back
To find the slope between two points, you subtract the y-values first, then the x-values.
4.
FLASHCARD QUESTION
Front
What is the volume formula for a sphere used for?
Back
The volume formula for a sphere is used to find the amount the 3D shape can hold.
5.
FLASHCARD QUESTION
Front
What does a positive linear association in a scatter plot indicate?
Back
A positive linear association indicates that as one variable increases, the other variable also increases in a straight-line relationship.
6.
FLASHCARD QUESTION
Front
What is the formula for the slope of a line?
Back
7.
FLASHCARD QUESTION
Front
What is the difference between a rational and an irrational number?
Back
A rational number can be expressed as a fraction, while an irrational number cannot be expressed as a simple fraction.
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