Add and Subtract Fractions with Like Denominators

The video tutorial explains how to add and subtract fractions with like denominators. It begins by introducing the concept of subtracting fractions and breaking down non-unit fractions into smaller parts. Using examples like pizza and oranges, the tutorial demonstrates how to add and subtract fractions by focusing on the numerators while keeping the denominators constant. The key takeaway is that the number of pieces in a whole does not change, so denominators remain the same during these operations.

What is the significance of not changing the denominator when adding or subtracting fractions?

How do you determine the total amount eaten when adding fractions?