Mastering the Order of Operations with PEMDAS

What is the primary purpose of the order of operations in mathematics?

• To make calculations faster

• To ensure consistency in solving expressions

• To confuse students

• To simplify complex equations

Which of the following is NOT a component of PEMDAS?

• Exponents

• Parentheses

• Multiplication

• Fractions

In the expression 40 - (3^2 * 4), what should be calculated first?

• 3^2

• 40 - 3

• 3^2 * 4

• 40 - 36

What is the result of evaluating 20 / (3^2 + 1)?

• 2

• 9

• 10

• 20

In the expression 18 / 3^2 - (3 + 4)^2, what is the first step?

• 3^2

• 3 + 4

• 18 / 3

• 7^2

What is the final result of evaluating 18 / 9 - 49?

• 2

• 47

• 49

• -47

In the expression 100 - 2 * (3^2 - 4), what should be calculated after the parentheses?

• 3^2

• 100 - 10

• 100 - 2

• 2 * 5

What is the result of evaluating 100 - 2 * 5?

• 85

• 95

• 90

• 80

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

• 49 - 8

• 7^2

• 3 + 4

• 4 * 2

What is the final result of evaluating (3 + 4)^2 - 8?

• 49

• 7

• 41

• 8