-77.07% is the change from 689 to 158
Calculation steps:
[( 158 - 689 ) ÷ 689] x 100 = -77.07%
Formula
Percentage change = [(158 - 689) / 689] x 100
Subtract the new number by the original number
158 - 689 = -531
-531 ÷ 689 = -0.7706821480406386
-0.7706821480406386 x 100 = -77.07%