-34.97% is the change from 958 to 623
Calculation steps:
[( 623 - 958 ) ÷ 958] x 100 = -34.97%
Formula
Percentage change = [(623 - 958) / 958] x 100
Subtract the new number by the original number
623 - 958 = -335
-335 ÷ 958 = -0.3496868475991649
-0.3496868475991649 x 100 = -34.97%