Order of Operations
When solving mathematical expressions, operations must be performed in a specific order.
PEMDAS
- Parentheses
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Example
3 + 4 × 2
Multiply first:
3 + 8 = 11
Another Example
(5 + 3) × 2
Work inside parentheses first:
8 × 2 = 16
Practice Problems
- 2 + 3 × 5
- (6 + 2) ÷ 4
- 4² + 1