-77.41% is the change from 757 to 171
Calculation steps:
[( 171 - 757 ) ÷ 757] x 100 = -77.41%
Formula
Percentage change = [(171 - 757) / 757] x 100
Subtract the new number by the original number
171 - 757 = -586
-586 ÷ 757 = -0.774108322324967
-0.774108322324967 x 100 = -77.41%