ORDER OF OPERATIONS

Front

What is the Order of Operations?

Back

The Order of Operations is a set of rules that determines the sequence in which calculations are performed in a mathematical expression. The acronym PEMDAS is often used to remember the order: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Tags

CCSS.7.NS.A.3

Front

What does the acronym PEMDAS stand for?

Back

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

Tags

CCSS.7.NS.A.3

Front

What is the first step in solving an Order of Operations expression?

Back

The first step is to evaluate expressions inside Parentheses.

Tags

CCSS.6.EE.A.2C

Front

What is the second step in solving an Order of Operations expression?

Back

The second step is to evaluate Exponents.

Tags

CCSS.7.EE.B.3

Front

How do you handle multiplication and division in the Order of Operations?

Back

Multiplication and division are performed from left to right, as they appear in the expression.

Tags

CCSS.7.NS.A.3

Front

How do you handle addition and subtraction in the Order of Operations?

Back

Addition and subtraction are performed from left to right, as they appear in the expression.

Tags

CCSS.7.NS.A.3

Front

Evaluate the expression: 5 + 2 x 3.

Back

The answer is 11, because you perform multiplication first: 2 x 3 = 6, then add 5.

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Front

Evaluate the expression: (4 + 6) x 2.

Back

The answer is 20, because you first evaluate the parentheses: 4 + 6 = 10, then multiply by 2.

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Front

What is the result of 8 + 2^3?

Back

The result is 16, because you evaluate the exponent first: 2^3 = 8, then add 8.

Tags

CCSS.6.EE.A.1

Front

If Keegan had $45 and withdrew $250, what is the total amount he had before shopping?

Back

Keegan had a total of $295 before shopping, calculated as $45 + $250.

Tags

CCSS.7.NS.A.1C