-84.64% is the change from 827 to 127
Calculation steps:
[( 127 - 827 ) ÷ 827] x 100 = -84.64%
Formula
Percentage change = [(127 - 827) / 827] x 100
Subtract the new number by the original number
127 - 827 = -700
-700 ÷ 827 = -0.8464328899637243
-0.8464328899637243 x 100 = -84.64%