330-> -100 = 230, 230-> -100= 130
(I literally just watched a video how to do this, I never had to do it this way when I was in 2nd grade)
[130 final answer]
The anser for 6 is 25/92
The answer for 7 is 1 1/2
the answer you are looking for is 5 9/20 pounds
sorry but it as to be twenty character