conversations.from: human
conversations.value: Find the answer to the math problem: Hartley has 4 puppies that each weigh 7.5 kilograms. The rescue center has 14 cats that each weigh 2.5 kilograms. How many kilograms more do the cats weigh than the puppies?
conversations.from: assistant
conversations.value: Puppies = 4 * 7.5 = 30 kg
  Cats = 14 * 2.5 = 35 kg
  35 - 30 = 5
  The cats weigh 5 kg more than the puppies.