Mastering the Order of Operations with PEMDAS

In this video, Mr. J introduces the concept of order of operations, using the acronym PEMDAS to guide students through solving math problems. The video covers four example problems, demonstrating how to apply the rules of parentheses, exponents, multiplication, division, addition, and subtraction. Mr. J emphasizes the importance of following the correct order and provides step-by-step solutions to each problem. The video concludes with a preview of more challenging problems in part 2.

What does the acronym PEMDAS stand for?

• Perimeters, Exponents, Multiplication, Division, Addition, Subtraction

• Parentheses, Equations, Multiplication, Division, Addition, Subtraction

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

• Parentheses, Exponents, Multiplication, Division, Addition, Summation

Tags

CCSS.7.NS.A.3

What is the first step according to PEMDAS?

• Parentheses

• Exponents

• Addition

• Multiplication

In the expression 9 + (11 - 4), what operation is performed first?

• Multiplication

• Addition

• Division

• Subtraction

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

What is the result of 9 + (11 - 4)?

• 16

• 14

• 20

• 6

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

When a number is right next to parentheses, what operation does it imply?

• Division

• Subtraction

• Multiplication

• Addition

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

What is the result of 3 * (7 - 2)?

• 10

• 15

• 5

• 25

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

In the expression 12 - 10 / 2 + (16 - 9), which operation is performed last?

• Subtraction

• Division

• Addition

• Multiplication

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

What is the correct order of operations for solving complex problems?

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

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

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

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

Tags

CCSS.7.NS.A.3

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

• Perform addition first, then subtraction

• Perform subtraction first, then addition

• Perform whichever comes first from left to right

• Addition and subtraction are optional

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

What is the final result of 12 - 10 / 2 + (16 - 9)?

• 9

• 10

• 7

• 14

Tags

CCSS.7.NS.A.3