-5.13% is the change from 897 to 851
Calculation steps:
[( 851 - 897 ) ÷ 897] x 100 = -5.13%
Formula
Percentage change = [(851 - 897) / 897] x 100
Subtract the new number by the original number
851 - 897 = -46
-46 ÷ 897 = -0.05128205128205128
-0.05128205128205128 x 100 = -5.13%