## Don’t lose your progress!

We cover every section of the GMAT with in-depth lessons, 5000+ practice questions and realistic practice tests.

## Up to 90+ points GMAT score improvement guarantee

### The best guarantee you’ll find

Our Premium and Ultimate plans guarantee up to 90+ points score increase or your money back.

## Master each section of the test

### Comprehensive GMAT prep

We cover every section of the GMAT with in-depth lessons, 5000+ practice questions and realistic practice tests.

## Schedule-free studying

### Learn on the go

Study whenever and wherever you want with our iOS and Android mobile apps.

# Quant Fundamentals: Order of Operations (PEMDAS)

$$-2^{2} - (-2)^{2} -2^{2} =$$
Incorrect. [[snippet]] Carefully check your work.
Incorrect. [[snippet]] You may have gotten this answer if you thought that exponents apply to negative signs in front of numbers. This is a common misconception. Remember, exponents only apply to what they are directly on: > $$-2^2 = -(2\cdot2) = -4$$ > $$(-2)^2 = (-2)(-2) = 4$$
Incorrect. [[snippet]] You may have gotten this answer if you thought that exponents apply to negative signs in front of numbers. This is a common misconception. Remember, exponents only apply to what they are directly on: > $$-2^2 = -(2\cdot2) = -4$$ > $$(-2)^2 = (-2)(-2) = 4$$
Incorrect. [[snippet]] Carefully check your calculations.
Correct. [[snippet]] The key here is to remember that exponents only apply to what they are directly on. They will not apply to negative signs in front of numbers unless the negative is inside parentheses that are to that exponent. > $$-2^{2} - (-2)^{2} -2^{2}$$ >> $$= -4 - 4 -4$$ >> $$= -12$$
-16
-12
-8
-4
4