-82.71% is the change from 827 to 143
Calculation steps:
[( 143 - 827 ) ÷ 827] x 100 = -82.71%
Formula
Percentage change = [(143 - 827) / 827] x 100
Subtract the new number by the original number
143 - 827 = -684
-684 ÷ 827 = -0.8270858524788391
-0.8270858524788391 x 100 = -82.71%