Using order of operations to simplify an expression - Online Tutor

The video tutorial explains how to simplify mathematical expressions using the order of operations, commonly known as PEMDAS. It covers the importance of handling parentheses first, followed by exponents, multiplication, division, addition, and subtraction. The tutorial provides a step-by-step example to illustrate these concepts, emphasizing the need to follow the correct sequence to achieve accurate results.

What is the first step in the order of operations?

• Parentheses

• Division

• Multiplication

• Addition

When solving expressions, which operation should be performed first within parentheses?

• Addition

• Division

• Multiplication

• Subtraction

In the expression 6 / 3 - 1, which operation should be done first?

• Multiplication

• Division

• Subtraction

• Addition

After solving the operations inside parentheses, what should be done next?

• Check for exponents

• Perform addition

• Perform subtraction

• Reapply the order of operations

What is the result of 2 * 1/2?

• 0.5

• 2

• 3

• 1