Order of Operations and Evaluating Expressions

The video is a math lesson for sixth graders, focusing on evaluating expressions using the order of operations. The teacher, Reggie Carruth, explains the importance of following a consistent set of rules to solve expressions correctly. The lesson includes several example problems involving exponents, multiplication, division, and parentheses. The video concludes with a recap of the lesson and encouragement for reading and learning at home.

What materials are needed to participate in the lesson?

• Paper and pencil

• Surface to write on

• All of the above

• Calculator

What is the correct order of operations?

• Parentheses, Exponents, Multiplication, Division, Addition, Subtraction

• Exponents, Parentheses, Multiplication, Division

• Multiplication, Division, Addition, Subtraction

• Addition, Subtraction, Multiplication, Division

Using the order of operations, what is the result of 3 + 4 * 2?

• 10

• 7

• 14

• 11

In the expression 90 - 5^2 * 3, which operation should be performed first?

• Addition

• Multiplication

• Subtraction

• Exponentiation

What is the result of 90 - 5^2 * 3?

• 75

• 15

• 45

• 30

In the expression 2 * (3 + 4^2), what should be calculated first?

• 4^2

• 2 * 3

• 2 * 4

• 3 + 4

What is the result of 2 * (3 + 4^2)?

• 28

• 38

• 19

• 48

In the expression (1/2)^2 * 4 + 3, what is the first step?

• Add 3

• Square 1/2

• Multiply 1/2 by 4

• Multiply 4 by 3

What is the result of (1/2)^2 * 4 + 3?

• 3.5

• 4

• 2.5

• 1

In the expression 4 + 9^2 / 3 * 2 - 2, which operation should be performed first?

• Division

• Exponentiation

• Subtraction

• Addition