-78.27% is the change from 939 to 204
Calculation steps:
[( 204 - 939 ) ÷ 939] x 100 = -78.27%
Formula
Percentage change = [(204 - 939) / 939] x 100
Subtract the new number by the original number
204 - 939 = -735
-735 ÷ 939 = -0.7827476038338658
-0.7827476038338658 x 100 = -78.27%