Calculation: | 101 / 1-102 / 1 | + | 102 / 1-103 / 1 | + | 103 / 1-104 / 1 | + +|109/1-110/1|

Calculation: | 101 / 1-102 / 1 | + | 102 / 1-103 / 1 | + | 103 / 1-104 / 1 | + +|109/1-110/1|

101 / 1 is the number you hit 1 / 101? Other numbers should be the same, right?
If that's what I said, you just need to get rid of the absolute sign,
Then the two opposite numbers cancel each other, leaving only 1 / 101-1 / 110 = 9 / 11110