Question

What is the first step in evaluating the expression (9 − 6 ÷ 2 × 5) 2+ 7?

A) 9 − 6
B) 6 ÷ 2
C) 2 × 5
D) 5 2

Answer 1

B) 6 ÷ 2

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

1. Brackets
2. Parenthesis
3. Exponents
4. Multiplication
5. Division
6. Addition
7. Subtraction

• Left to Right

Explanation:

We must follow BPEMDAS rules.

We first look at the parenthesis, and evaluate it left to right. In the parenthesis, the first order of higher operation would be division, hence B is our answer.