conversations.from: human
conversations.value: Find the answer to this math problem: Roger bought a house for $100,000.  He was able to pay 20% down, and his parents paid off an additional 30% of the remaining balance.  How much money does Roger still owe on his house?
conversations.from: assistant
conversations.value: 100000(.20)=20000$ down payment
  100000-20000=$80000 remaining
  80000(.30)=24000
  80000-24000=56000$