conversations.from: human
conversations.value: Find the answer to the math problem: A family bought 1 box of pizza that is cut into 16 slices. Only three-fourths of the pizza was eaten by the family. How many slices of pizza were left?
conversations.from: assistant
conversations.value: The family ate 16 x 3/4 = 12 slices.
  So, there were 16 - 12 = 4 slices of pizza left.