-81.86% is the change from 937 to 170
Calculation steps:
[( 170 - 937 ) ÷ 937] x 100 = -81.86%
Formula
Percentage change = [(170 - 937) / 937] x 100
Subtract the new number by the original number
170 - 937 = -767
-767 ÷ 937 = -0.8185699039487727
-0.8185699039487727 x 100 = -81.86%