Adding Rational Numbers Fractions (Example)

The video tutorial explains how to add mixed numbers with the same sign. It starts with an example of adding negative mixed numbers, emphasizing the need to add their absolute values. The process involves finding a common denominator, regrouping fractions, and determining the sign of the sum. The tutorial concludes that the sum of two negative mixed numbers is also negative.

What must be done after finding the sum of the mixed numbers?

What is the final answer when adding -3 1/2 and -1 2/3?