e)

Did you know that the order of operations, often remembered by the acronym PEMDAS (Parentheses, Exponents, Multiplication and Division from left to right, Addition and Subtraction from left to right), is crucial for solving math problems correctly? Without following these rules, you might end up with a completely different answer! So, be sure to apply them to ensure you get it right!

Now, let’s talk about simplifying fractions! When you have a fraction like , it’s super helpful to simplify step by step. First, calculate the numerator: two negatives make a positive, so . Then multiply it with 4 to get 240. Finally, dividing 240 by 80 gives you 3. Voila, clear as day!