-78.32% is the change from 835 to 181
Calculation steps:
[( 181 - 835 ) ÷ 835] x 100 = -78.32%
Formula
Percentage change = [(181 - 835) / 835] x 100
Subtract the new number by the original number
181 - 835 = -654
-654 ÷ 835 = -0.7832335329341318
-0.7832335329341318 x 100 = -78.32%