-34.96% is the change from 921 to 599
Calculation steps:
[( 599 - 921 ) ÷ 921] x 100 = -34.96%
Formula
Percentage change = [(599 - 921) / 921] x 100
Subtract the new number by the original number
599 - 921 = -322
-322 ÷ 921 = -0.3496199782844734
-0.3496199782844734 x 100 = -34.96%