Order of Operations

Front

What is the Order of Operations?

Back

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

Tags

CCSS.7.NS.A.3

Front

What does PEMDAS stand for?

Back

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

Tags

CCSS.6.EE.A.1

Front

What do you do first in the Order of Operations?

Back

Always solve expressions inside Parentheses first.

Tags

CCSS.6.EE.A.2C

Front

What is the result of 10 + 5 x 5?

Back

35 (because you do multiplication before addition).

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Front

What is the result of (12 - 5) x (3 + 1)?

Back

28 (solve inside parentheses first, then multiply).

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Front

What is the result of (2 x 5) + (3 - 1)?

Back

12 (multiply first, then add).

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Front

What is the result of 30 - 10 x 2?

Back

10 (multiply first, then subtract).

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Front

What is the result of 3 + 5 x 6?

Back

33 (multiply first, then add).

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Front

What is the importance of the Order of Operations?

Back

It ensures that everyone solves mathematical expressions the same way.

Tags

CCSS.7.NS.A.3

Front

What do you do if there are no parentheses in an expression?

Back

Start with multiplication and division from left to right, then do addition and subtraction.

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2