-15.89% is the change from 812 to 683
Calculation steps:
[( 683 - 812 ) ÷ 812] x 100 = -15.89%
Formula
Percentage change = [(683 - 812) / 812] x 100
Subtract the new number by the original number
683 - 812 = -129
-129 ÷ 812 = -0.15886699507389163
-0.15886699507389163 x 100 = -15.89%