Study Guide 1-5A (RC)

Front

What is the order of operations in mathematics?

Back

The order of operations is a set of rules that determines the sequence in which calculations are performed. The common acronym is PEMDAS: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

What does PEMDAS stand for?

Back

PEMDAS stands for Parentheses, Exponents, Multiplication, Division, Addition, and Subtraction. It is the order in which operations should be performed in a mathematical expression.

Front

Evaluate: 5 - 3 × 2 + 9. What is the first step?

Back

The first step is to perform the multiplication: 5 - 6 + 9.

Front

Evaluate: 4 - (16 - 2) ÷ 7. What is the order of operations?

Back

The order of operations is: Subtraction, Division, Subtraction.

Front

Evaluate: 30 - 28 ÷ (6 - 4) + 12. What is the order of operations?

Back

The order of operations is: Subtraction, Division, Subtraction, Addition.

Front

Evaluate: 7 - 24 ÷ (9 - 5) × 2. What is the order of operations?

Back

The order of operations is: Subtraction, Division, Multiplication, Subtraction.

Front

Evaluate: 15 - 18 ÷ 3 × 2 + 8. What is the order of operations?

Back

The order of operations is: Division, Multiplication, Subtraction, Addition.

Front

What is the result of 18 ÷ 3?

Back

The result is 6.

Front

What is the result of 6 × 2?

Back

The result is 12.

Front

What is the result of 15 - 12?

Back

The result is 3.