-5.88% is the change from 170 to 160
Calculation steps:
[( 160 - 170 ) ÷ 170] x 100 = -5.88%
Formula
Percentage change = [(160 - 170) / 170] x 100
Subtract the new number by the original number
160 - 170 = -10
-10 ÷ 170 = -0.058823529411764705
-0.058823529411764705 x 100 = -5.88%