This document provides examples of adding and subtracting fractions. It shows that 2/5 + 3/5 = 1, 4/5 - 3/5 = 1/5, 1/5 + 4/5 = 1, and 6/8 - 2/8 = 4/8 by finding a common denominator and adding or subtracting the numerators.Read less