-78.11% is the change from 827 to 181
Calculation steps:
[( 181 - 827 ) ÷ 827] x 100 = -78.11%
Formula
Percentage change = [(181 - 827) / 827] x 100
Subtract the new number by the original number
181 - 827 = -646
-646 ÷ 827 = -0.781136638452237
-0.781136638452237 x 100 = -78.11%