-77.68% is the change from 717 to 160
Calculation steps:
[( 160 - 717 ) ÷ 717] x 100 = -77.68%
Formula
Percentage change = [(160 - 717) / 717] x 100
Subtract the new number by the original number
160 - 717 = -557
-557 ÷ 717 = -0.7768479776847977
-0.7768479776847977 x 100 = -77.68%