In a fish tank, \(\frac{2}{10}\) of the fish were orange and \(\frac{5}{100}\) of the fish were striped. What fraction of the fish were orange or striped?
Ursula and Yi share a submarine sandwich. Ursula eats \(\frac{2}{8}\) of the sandwich. Yi eats \(\frac{3}{8}\) of the sandwich. How much of the sandwich do the two friends eat?
A carpenter has a board that is 8 feet long. He cuts off two pieces. One piece is \(3\frac{1}{2}\) feet long and the other is \(2\frac{1}{3}\) feet long. How much of the board is left?