Evaluating Numerical Expressions with PEMDAS

What analogy is used to explain the importance of order in operations?

• Making pancakes

• Writing a book

• Building a house

• Planting a garden

What does the 'P' in PEMDAS stand for?

• Products

• Parentheses

• Powers

• Polynomials

In the expression 12 - 2 * 4, what operation should be performed first according to PEMDAS?

• Subtraction

• Multiplication

• Addition

• Division

Why did Eric and Mia get different answers for the expression 12 - 2 * 4?

• Eric used PEMDAS correctly

• Mia used PEMDAS correctly

• Both used PEMDAS incorrectly

• The expression is ambiguous

What does the 'D' in PEMDAS represent?

• Decimals

• Division

• Derivatives

• Difference

Which operation is not directly mentioned in the acronym PEMDAS?

• Square roots

• Subtraction

• Multiplication

• Addition

What is the correct order of operations according to PEMDAS?

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

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

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

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

How do parentheses affect the outcome of numerical expressions?

• They make expressions easier to read

• They only affect addition and subtraction

• They change the order of operations

• They have no effect

What was the final answer when Chen added parentheses to the expression 2 * (5 + 3) * 2 + 4?

• 40

• 36

• 28

• 20

In the real-world scenario, how much does each person pay if the total cost is divided equally among five friends?

• $7

• $8

• $6

• $5