-43.18% is the change from 850 to 483
Calculation steps:
[( 483 - 850 ) ÷ 850] x 100 = -43.18%
Formula
Percentage change = [(483 - 850) / 850] x 100
Subtract the new number by the original number
483 - 850 = -367
-367 ÷ 850 = -0.43176470588235294
-0.43176470588235294 x 100 = -43.18%