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 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).

Front

How do you solve an expression with parentheses?

Back

You solve expressions with parentheses first, performing the operations inside the parentheses before applying the Order of Operations to the rest of the expression.

Front

What is the result of 7 x (7 - 4) ÷ 3?

Back

The result is 7.

Front

How do you handle multiplication and division in an expression?

Back

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

Front

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

Back

The result is 26.

Front

What is the first step in solving the expression (4 x 8) - (9 + 7)?

Back

The first step is to solve the operations inside the parentheses: (4 x 8) = 32 and (9 + 7) = 16.

Front

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

Back

The result is 16.

Front

How do you solve an expression with both addition and subtraction?

Back

Addition and subtraction are performed from left to right as they appear in the expression, after any operations in parentheses and exponents.

Front

What is the result of 10 + 45 ÷ 9 - (14 ÷ 2)?

Back

The result is 8.