-39.94% is the change from 939 to 564
Calculation steps:
[( 564 - 939 ) ÷ 939] x 100 = -39.94%
Formula
Percentage change = [(564 - 939) / 939] x 100
Subtract the new number by the original number
564 - 939 = -375
-375 ÷ 939 = -0.3993610223642173
-0.3993610223642173 x 100 = -39.94%