conversations.from: human
conversations.value: Andy plants 90 geraniums and 40 fewer petunias that geraniums. How many flowers does he plant total?
  Give me a clear explanation.
conversations.from: assistant
conversations.value: First find the number of petunias Andy plants: 90 flowers - 40 = 50 flowers
  Then add the number of each kind of flower he plants to find the total number: 50 flowers + 90 flowers = 140 flowers