-96.38% is the change from 939 to 34
Calculation steps:
[( 34 - 939 ) ÷ 939] x 100 = -96.38%
Formula
Percentage change = [(34 - 939) / 939] x 100
Subtract the new number by the original number
34 - 939 = -905
-905 ÷ 939 = -0.9637912673056444
-0.9637912673056444 x 100 = -96.38%