Dave has a purple extension cord that is 5 1/10 feet long and a yellow extension cord that is 5 1/10 feet long. If Dave plugs one extension cord into the other, how far will the cords reach?
10 1/5
Ethan's chemistry textbook weighs 9 4/5 pounds and his geometry textbook weighs 1 1/5 pounds. How much more does the chemistry textbook weigh than the geometry textbook?
8 3/5
At Erica's Closet, 2/5 of the clothes are white and another 3/10 are black. What fraction of the clothes are either black or white?
7/10
Professor Bullock weighed two pieces of metal for an experiment. The piece of iron weighed 5/8 of a pound and the piece of aluminum weighed 1/4 of a pound. How much more did the piece of iron weigh than the piece of aluminum?
Kurt made a fruit salad with 5/6 of a pound of melon and 1/2 of a pound of berries. How many pounds of fruit did Kurt use in all?
8/6 or 1 1/3