-78.88% is the change from 966 to 204
Calculation steps:
[( 204 - 966 ) ÷ 966] x 100 = -78.88%
Formula
Percentage change = [(204 - 966) / 966] x 100
Subtract the new number by the original number
204 - 966 = -762
-762 ÷ 966 = -0.7888198757763976
-0.7888198757763976 x 100 = -78.88%