Order of Operations

Front

What is the Order of Operations?

Back

A set of rules that determines the correct sequence to evaluate a mathematical expression.

Front

What does PEMDAS stand for?

Back

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

Front

What is the first step in solving an expression with parentheses?

Back

Evaluate the expression inside the parentheses first.

Front

What does 3^2 mean?

Back

3 x 3, which equals 9.

Front

In the expression 4 + 5 x 2, which operation do you perform first?

Back

Multiplication (5 x 2) before addition.

Front

What is the result of 8 - 3 + 2?

Back

7, because you perform addition and subtraction from left to right.

Front

What is the second step in solving 50 - 16 ÷ 2 x (12 + 4)?

Back

Division (16 ÷ 2) after evaluating the parentheses.

Front

What is the correct order of operations for the expression 2 + 3 x (4 - 1)?

Back

Evaluate parentheses first, then multiplication, then addition.

Front

What is the result of 6 + 2 x 3?

Back

12, because you perform multiplication before addition.

Front

What does it mean to evaluate an expression?

Back

To calculate the value of the expression by following the order of operations.