-77.96% is the change from 717 to 158
Calculation steps:
[( 158 - 717 ) ÷ 717] x 100 = -77.96%
Formula
Percentage change = [(158 - 717) / 717] x 100
Subtract the new number by the original number
158 - 717 = -559
-559 ÷ 717 = -0.7796373779637378
-0.7796373779637378 x 100 = -77.96%