conversations.from: human
conversations.value: Out of 480 employees, 10% got a salary increase while 20% got a travel allowance increase. How many employees did not get any increase?
  How to solve this?
conversations.from: assistant
conversations.value: 480 x 10/100 = 48 employees got a salary increase.
  480 x 20/100 = 96 employees got a travel allowance increase.
  So a total of 48 + 96 = 144 employees got an increase.
  Therefore, 480 - 144 = 336 employees did not get any increase.