-45.76% is the change from 850 to 461
Calculation steps:
[( 461 - 850 ) ÷ 850] x 100 = -45.76%
Formula
Percentage change = [(461 - 850) / 850] x 100
Subtract the new number by the original number
461 - 850 = -389
-389 ÷ 850 = -0.4576470588235294
-0.4576470588235294 x 100 = -45.76%