Basic Operations and Exponents

This video tutorial explains how to solve equations using the PEMDAS rule. It covers four example equations, demonstrating the order of operations: parentheses, exponents, multiplication and division (from left to right), and addition and subtraction (from left to right). Each equation is solved step-by-step, highlighting the importance of following the correct order to achieve the right answer.

What is the first step in solving the equation 8 + 4 - 5 using PEMDAS?

• Subtract 5 from 4

• Add 8 and 4

• Subtract 8 from 5

• Add 4 and 5

What is the result of the equation 8 + 4 - 5?

• 9

• 5

• 11

• 7

In the equation 4^2 + 2 - 10, what operation should be performed first?

• Exponentiation

• Subtraction

• Division

• Addition

What is the value of 4 squared?

• 20

• 16

• 12

• 8

After calculating 4^2, what is the next step in the equation 4^2 + 2 - 10?

• Add 10 to 16

• Subtract 2 from 16

• Add 2 to 16

• Subtract 10 from 16

What is the final result of the equation 4^2 + 2 - 10?

• 12

• 6

• 8

• 10

In the equation 12 - 7 + 3, which operation is performed first?

• Exponentiation

• Subtraction

• Addition

• Multiplication

What is the result of 12 - 7?

• 6

• 4

• 3

• 5

What is the final result of the equation 12 - 7 + 3?

• 9

• 8

• 7

• 6

In the equation 9 - 1 + 3^2, what should be calculated first?

• 3 squared

• 9 - 1

• 1 + 3

• 9 + 3