-21.92% is the change from 981 to 766
Calculation steps:
[( 766 - 981 ) ÷ 981] x 100 = -21.92%
Formula
Percentage change = [(766 - 981) / 981] x 100
Subtract the new number by the original number
766 - 981 = -215
-215 ÷ 981 = -0.21916411824668705
-0.21916411824668705 x 100 = -21.92%