SOTW Day 1 Evaluating Algebraic Expressions

Front

What is an algebraic expression?

Back

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to calculate its value by substituting the variables with given numbers.

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Back

9

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1

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8

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6

Front

What is the absolute value of a number?

Back

Front

What is the square of a number?

Back

Front

What is a variable in algebra?

Back

A variable is a symbol, often a letter, that represents an unknown value in an expression or equation.

Front

What is the order of operations in mathematics?

Back

The order of operations is the rules that dictate the sequence in which calculations are performed: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right). Often remembered as PEMDAS.