-38.19% is the change from 851 to 526
Calculation steps:
[( 526 - 851 ) ÷ 851] x 100 = -38.19%
Formula
Percentage change = [(526 - 851) / 851] x 100
Subtract the new number by the original number
526 - 851 = -325
-325 ÷ 851 = -0.381903642773208
-0.381903642773208 x 100 = -38.19%