-35.29% is the change from 170 to 110
Calculation steps:
[( 110 - 170 ) ÷ 170] x 100 = -35.29%
Formula
Percentage change = [(110 - 170) / 170] x 100
Subtract the new number by the original number
110 - 170 = -60
-60 ÷ 170 = -0.35294117647058826
-0.35294117647058826 x 100 = -35.29%