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 is commonly 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, Division, Addition, and Subtraction.

Front

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

Back

The first step is to solve any expressions inside parentheses.

Front

How do you handle multiplication and division in the order of operations?

Back

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

Front

How do you handle addition and subtraction in the order of operations?

Back

Addition and subtraction are also performed from left to right, as they appear in the expression.

Front

What is the result of the expression 2 x 9 ÷ 3?

Back

The result is 6.

Front

What is the result of the expression 12 - 4 x 2?

Back

The result is 4.

Front

What is the result of the expression 4 + 9 + 8 ÷ 4?

Back

The result is 15.

Front

What is the result of the expression (7 x 5) + 5?

Back

The result is 40.

Front

In the expression 3 + 5 x 2, what operation should be performed first?

Back

The multiplication (5 x 2) should be performed first, resulting in 3 + 10.