Evaluate Expressions

Front

What does 3^2 mean?

Back

3 x 3

Front

Evaluate 4 + 2 x 7

Back

18

Front

Evaluate 4 + y if y = 3

Back

7

Front

Evaluate 2r + 1 if r = 3

Back

7

Front

What is the result of 5 x (6-3)?

Back

15

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 an expression in mathematics?

Back

A combination of numbers, variables, and operators without an equality sign.

Front

What does it mean to evaluate an expression?

Back

To calculate the value of the expression by substituting variables with numbers.

Front

What is the value of x in the expression 3x + 2 = 11?

Back

3.

Front

What is the result of 8 - 3 + 2 x 4?

Back

9.