Order of Operations

Front

What is the Order of Operations in mathematics?

Back

The Order of Operations is a set of rules that dictates 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).

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).

Front

In the expression 15 + 7 × 2 – 11 + 35, which operation should be performed first?

Back

The multiplication (7 × 2) should be performed first, according to the Order of Operations.

Front

Calculate the result of 10 + 45 ÷ 9 - (14 ÷ 2).

Back

The result is 8.

Front

What is the result of (4 x 8) - (9 + 7)?

Back

The result is 16.

Front

In the expression (12 + 10) ÷ 10 x 14 - 6, which operation is performed first?

Back

The addition (12 + 10) is performed first.

Front

What is the result of 18 − 4 × 2?

Back

The result is 10.

Front

Why is it important to follow the Order of Operations?

Back

Following the Order of Operations is crucial to ensure that mathematical expressions are evaluated correctly and consistently.

Front

What is the difference between multiplication and addition in the Order of Operations?

Back

Multiplication is performed before addition in the Order of Operations, meaning it takes precedence.

Front

How do parentheses affect the Order of Operations?

Back

Parentheses indicate that the operations within them should be performed first, regardless of the other operations in the expression.