Simplifying an expression with a parenthesis ex 4, 10 - (2^3 + 4)/3 - 1

The video tutorial explains how to use the order of operations, known as PEMDAS, to solve mathematical expressions. It begins by outlining the sequence of operations: parentheses, exponents, multiplication and division from left to right, and addition and subtraction from left to right. The instructor demonstrates solving an expression step-by-step, emphasizing the importance of following the correct order to avoid errors. The tutorial concludes with the final answer, highlighting the significance of the left-to-right rule in operations.

What does the 'P' in PEMDAS stand for?

• Power

• Parentheses

• Product

• Proportion

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

• Exponentiation

• Subtraction

• Addition

• Division

What is the result of 2^3?

• 6

• 8

• 9

• 12

In the expression 10 - 12 / 3 - 1, which operation should be performed first?

• Multiplication

• Subtraction

• Addition

• Division

What is the final result of the expression 10 - 4 - 1?

• 6

• 4

• 3

• 5