lol... I think I am seriously enjoying your struggle

9/ means 10 plus the next roll
the next roll is a 9. so the total for the frame would be 19.
So the next frame would be the same... so in total it would be
19 from the previous frame, plus, 10 plus the next roll, 9. for a total of 38... repeat.

You might check out the other links I provided. It's hard to grasp at first.