300
Giselle has baked 3 trays of brownies for her friends party. Giselle's family has eaten some of the brownies out of the pans. She is left with 3/4 of a tray, 1/2 of a tray, and 2/3 of a tray. Order the fractions from least to greatest.
What is 1/2, 2/3, and 3/4?