-78.14% is the change from 828 to 181
Calculation steps:
[( 181 - 828 ) ÷ 828] x 100 = -78.14%
Formula
Percentage change = [(181 - 828) / 828] x 100
Subtract the new number by the original number
181 - 828 = -647
-647 ÷ 828 = -0.7814009661835749
-0.7814009661835749 x 100 = -78.14%