-94.55% is the change from 624 to 34
Calculation steps:
[( 34 - 624 ) ÷ 624] x 100 = -94.55%
Formula
Percentage change = [(34 - 624) / 624] x 100
Subtract the new number by the original number
34 - 624 = -590
-590 ÷ 624 = -0.9455128205128205
-0.9455128205128205 x 100 = -94.55%