Evaluate Expressions

Flashcard
•
Mathematics
•
7th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What does it mean to evaluate an expression?
Back
To evaluate an expression means to calculate its value by substituting the variables with their given numerical values.
2.
FLASHCARD QUESTION
Front
Back
8
3.
FLASHCARD QUESTION
Front
What is the order of operations used in evaluating expressions?
Back
The order of operations is Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right), often remembered by the acronym PEMDAS.
4.
FLASHCARD QUESTION
Front
Back
7
5.
FLASHCARD QUESTION
Front
What is a variable in an expression?
Back
A variable is a symbol (often a letter) that represents an unknown value in an expression or equation.
6.
FLASHCARD QUESTION
Front
Back
38
7.
FLASHCARD QUESTION
Front
What is a constant in an expression?
Back
A constant is a fixed value that does not change, such as numbers like 5, -3, or 12.
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