-21.57% is the change from 983 to 771
Calculation steps:
[( 771 - 983 ) ÷ 983] x 100 = -21.57%
Formula
Percentage change = [(771 - 983) / 983] x 100
Subtract the new number by the original number
771 - 983 = -212
-212 ÷ 983 = -0.21566632756866735
-0.21566632756866735 x 100 = -21.57%