Mr. Garcia's class ate 3 2/3 = pizzas. Mrs. Rizzoli's class ate 4 1/8 - pizzas, and Mrs. Tindal's class 3 1/4 ate 3 - pizzas. Use benchmarks to estimate the total number of pizzas eaten by all three 4 classes.
O about 9
O about 10
O about 11
O about 12
