-77.63% is the change from 769 to 172
Calculation steps:
[( 172 - 769 ) ÷ 769] x 100 = -77.63%
Formula
Percentage change = [(172 - 769) / 769] x 100
Subtract the new number by the original number
172 - 769 = -597
-597 ÷ 769 = -0.776332899869961
-0.776332899869961 x 100 = -77.63%