-6.38% is the change from 893 to 836
Calculation steps:
[( 836 - 893 ) ÷ 893] x 100 = -6.38%
Formula
Percentage change = [(836 - 893) / 893] x 100
Subtract the new number by the original number
836 - 893 = -57
-57 ÷ 893 = -0.06382978723404255
-0.06382978723404255 x 100 = -6.38%