Order of operations

Front

What is the order of operations in mathematics?

Back

The order of operations is a set of rules that determines the sequence in which calculations are performed. The acronym PEMDAS helps 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 'parentheses' mean in the order of operations?

Back

Parentheses are symbols used to group numbers and operations together. Calculations inside parentheses are performed first.

Tags

CCSS.7.NS.A.3

Front

What does 'exponents' mean in the order of operations?

Back

Exponents indicate how many times a number (the base) is multiplied by itself. For example, 2^3 means 2 x 2 x 2.

Tags

CCSS.6.EE.A.1

Front

What is the result of (6 + 2) x (3 + 2)?

Back

40

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Front

What is the result of (14 - 2) x 10 + 6?

Back

126

Tags

CCSS.7.NS.A.3

Front

What is the result of 18 + (6 – 2) × 2?

Back

26

Tags

CCSS.7.NS.A.3

Front

What is the result of 7x(7-4)÷3?

Back

7

Tags

CCSS.7.NS.A.3

Front

What is the result of 15 x 19 + 18 ÷ 6?

Back

288

Tags

CCSS.7.NS.A.3

Front

What is the first step in solving an expression using the order of operations?

Back

The first step is to solve any calculations inside parentheses.

Tags

CCSS.6.EE.A.2C

Front

What is the second step in solving an expression using the order of operations?

Back

The second step is to calculate any exponents.