Answer:
5.5
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Explanation:
Step 1: Define
(8.1 + 7.4) - 25 ÷ 2.5
Step 2: Evaluate
- (Parenthesis) Add: 15.5 - 25 ÷ 2.5
- Divide: 15.5 - 10
- Subtract: 5.5