This Workbook covers basic skills needed for fluency in fractions. The fourteen topics include: addition, subtraction, multiplication and division of fractions; Prime Factors, Greatest Common Factor, Divisibility, Equivalence, Reciprocal Fractions, Mixed Numbers, Improper Fractions, Least Common Multiple, and Least Common Denominator. Each topic is explained with examples. There are 28 worksheets which can be used as handouts in class or as homework. At the end of the Workbook, a Summary is provided and a Final Test. The workbook has been used to teach basic skills in Fourth and Fifth grade, and as a review module in Sixth grade.