-57.04% is the change from 966 to 415
Calculation steps:
[( 415 - 966 ) ÷ 966] x 100 = -57.04%
Formula
Percentage change = [(415 - 966) / 966] x 100
Subtract the new number by the original number
415 - 966 = -551
-551 ÷ 966 = -0.5703933747412008
-0.5703933747412008 x 100 = -57.04%