-78.65% is the change from 829 to 177
Calculation steps:
[( 177 - 829 ) ÷ 829] x 100 = -78.65%
Formula
Percentage change = [(177 - 829) / 829] x 100
Subtract the new number by the original number
177 - 829 = -652
-652 ÷ 829 = -0.7864897466827503
-0.7864897466827503 x 100 = -78.65%