-34.8% is the change from 957 to 624
Calculation steps:
[( 624 - 957 ) ÷ 957] x 100 = -34.8%
Formula
Percentage change = [(624 - 957) / 957] x 100
Subtract the new number by the original number
624 - 957 = -333
-333 ÷ 957 = -0.34796238244514105
-0.34796238244514105 x 100 = -34.8%