-86.96% is the change from 897 to 117
Calculation steps:
[( 117 - 897 ) ÷ 897] x 100 = -86.96%
Formula
Percentage change = [(117 - 897) / 897] x 100
Subtract the new number by the original number
117 - 897 = -780
-780 ÷ 897 = -0.8695652173913043
-0.8695652173913043 x 100 = -86.96%