-84.57% is the change from 823 to 127
Calculation steps:
[( 127 - 823 ) ÷ 823] x 100 = -84.57%
Formula
Percentage change = [(127 - 823) / 823] x 100
Subtract the new number by the original number
127 - 823 = -696
-696 ÷ 823 = -0.8456865127582017
-0.8456865127582017 x 100 = -84.57%