-75.88% is the change from 709 to 171
Calculation steps:
[( 171 - 709 ) ÷ 709] x 100 = -75.88%
Formula
Percentage change = [(171 - 709) / 709] x 100
Subtract the new number by the original number
171 - 709 = -538
-538 ÷ 709 = -0.7588152327221439
-0.7588152327221439 x 100 = -75.88%