-35.4% is the change from 966 to 624
Calculation steps:
[( 624 - 966 ) ÷ 966] x 100 = -35.4%
Formula
Percentage change = [(624 - 966) / 966] x 100
Subtract the new number by the original number
624 - 966 = -342
-342 ÷ 966 = -0.35403726708074534
-0.35403726708074534 x 100 = -35.4%