-5/20 + -12/20?

To solve the expression -5/20 + -12/20, we need to have a common denominator. In this case, the common denominator is 20. Thus, we have:

(-5/20) + (-12/20)

Since the denominators are the same, we can simply add the numerators:

-5 - 12 = -17.

Therefore, the solution is -17/20.

To add -5/20 and -12/20, follow these steps:

Step 1: Ensure that both fractions have the same denominator. In this case, both fractions already have a denominator of 20.

Step 2: Add the numerators (the numbers on top) together while keeping the denominator the same.

-5/20 + -12/20 = (-5 + -12)/20.

Step 3: Combine the numerators.

-5 + -12 = -17.

So, the sum is -17/20.