Expressions

Front

True or false: 4x5 and 4∗5 mean the same thing.

Back

True

Front

Which expression matches: The sum of 6 and 5 doubled?

Back

2 x (6 + 5)

Front

What step would I do second in the expression (4 - 2) x 9 + 7?

Back

Multiplication

Front

What is the result of (19 - 7) ÷ 4 + 11?

Back

14

Front

Estimate 4,234 x 17.

Back

80,000

Front

What does the term 'expression' mean in mathematics?

Back

A combination of numbers, variables, and operators (like +, -, ×, ÷) that represents a value.

Front

What is the order of operations in mathematics?

Back

Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

What is a variable in an expression?

Back

A symbol (often a letter) that represents an unknown value.

Front

What does it mean to evaluate an expression?

Back

To calculate the value of an expression by substituting numbers for variables.

Front

What is the difference between an expression and an equation?

Back

An expression does not have an equal sign, while an equation does.