-32.35% is the change from 850 to 575
Calculation steps:
[( 575 - 850 ) ÷ 850] x 100 = -32.35%
Formula
Percentage change = [(575 - 850) / 850] x 100
Subtract the new number by the original number
575 - 850 = -275
-275 ÷ 850 = -0.3235294117647059
-0.3235294117647059 x 100 = -32.35%