The teacher asked if there's a paper about how we know how much more? The teacher writes the problem into the Board, explained that in the case of equal parts. Notice the numerator is more than that?
The teacher asked if there's paper we will know that the higher number. The teacher writes down on the board and explained that the prosecution case is equal parts. Notice that the numerator is over.
The teacher asked if there's no paper? How can we know of where more than teachers write word into the board. Then explains that in case is equal. Note that the numerator.