-37.65% is the change from 170 to 106
Calculation steps:
[( 106 - 170 ) ÷ 170] x 100 = -37.65%
Formula
Percentage change = [(106 - 170) / 170] x 100
Subtract the new number by the original number
106 - 170 = -64
-64 ÷ 170 = -0.3764705882352941
-0.3764705882352941 x 100 = -37.65%