1. Adding and Subtracting Fraction Notes 10/15/09 Ex: 1/8 + 3/8 If the denominators are the same, add or subtract the numerators only Simplify if possible. 4 = __ 8

2. When you have different denominators: Ex: 7/8 - 1/2 Find the LCD for both denominators. The LCD of 8 and 2 is ___. Write equivalent fractions using the LCD. 7 = __ 1 = __ Add or subtract. Write answer in simplest form = __

3. For lunch, 1/5 of the students chose salads, 2/5 of the students chose hamburgers, and 1/5 of the students chose cheeseburgers. What fraction of the students brought their lunch from home?