-4.7% is the change from 893 to 851
Calculation steps:
[( 851 - 893 ) ÷ 893] x 100 = -4.7%
Formula
Percentage change = [(851 - 893) / 893] x 100
Subtract the new number by the original number
851 - 893 = -42
-42 ÷ 893 = -0.04703247480403135
-0.04703247480403135 x 100 = -4.7%