-77.89% is the change from 769 to 170
Calculation steps:
[( 170 - 769 ) ÷ 769] x 100 = -77.89%
Formula
Percentage change = [(170 - 769) / 769] x 100
Subtract the new number by the original number
170 - 769 = -599
-599 ÷ 769 = -0.7789336801040312
-0.7789336801040312 x 100 = -77.89%