Raytheon
Adding and Subtracting Fractions
In this adding and subtracting fractions learning exercise, learners add and subtract fractions including mixed numbers and negatives. Students complete 62 problems.
Cornell University
Garden Math
Young scientists must put their math caps on and figure out what fraction of each flower is in a raised flower bed. They must problem solve to simplify the fractions, and then graph the amount of flowers that are in different flower beds.