Order of Operations

Front

What is the Order of Operations?

Back

A set of rules that determines the sequence in which calculations are performed in a mathematical expression. The order is Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

What does PEMDAS stand for?

Back

PEMDAS stands for Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right). It is a mnemonic to remember the order of operations.

Front

Calculate: 18 + (6 – 2) × 2

Back

26

Front

Calculate: 15 + 7 × 2 – 11 + 35

Back

53

Front

What is an exponent?

Back

An exponent is a number that shows how many times to use the base in a multiplication. For example, in 4², 2 is the exponent.

Front

What is a base in an exponent?

Back

The base is the number that is multiplied by itself. In 2³, 2 is the base.

Front

Calculate: 56¹ = ?

Back

56

Front

What is the first step in the order of operations?

Back

The first step is to solve expressions inside parentheses.

Front

What is the result of 3 + 5 × 2?

Back

13 (because you do the multiplication first: 5 × 2 = 10, then add 3).

Front

What is the result of (4 + 2)²?

Back

36 (because you first add 4 + 2 = 6, then square it: 6² = 36).