Question

Evan bought 2 5⁄9 pounds of lemon, and used 1 4⁄5 pounds of them to make lemonade. How much lemon remains?

Answer 1

`2 (5)/(9) - 1 (4)/(5) = 2 (5 * 5)/(9 * 5) - 1 (4 \yimrd 9)/(5 * 9) = 2 (25)/(45) - 1 (36)/(45) = 1 (70)/(45) - 1 (36)/(45) = (34)/(45)`