-16.11% is the change from 981 to 823
Calculation steps:
[( 823 - 981 ) ÷ 981] x 100 = -16.11%
Formula
Percentage change = [(823 - 981) / 981] x 100
Subtract the new number by the original number
823 - 981 = -158
-158 ÷ 981 = -0.16106014271151886
-0.16106014271151886 x 100 = -16.11%