-78.89% is the change from 829 to 175
Calculation steps:
[( 175 - 829 ) ÷ 829] x 100 = -78.89%
Formula
Percentage change = [(175 - 829) / 829] x 100
Subtract the new number by the original number
175 - 829 = -654
-654 ÷ 829 = -0.7889022919179735
-0.7889022919179735 x 100 = -78.89%