-18.84% is the change from 812 to 659
Calculation steps:
[( 659 - 812 ) ÷ 812] x 100 = -18.84%
Formula
Percentage change = [(659 - 812) / 812] x 100
Subtract the new number by the original number
659 - 812 = -153
-153 ÷ 812 = -0.18842364532019704
-0.18842364532019704 x 100 = -18.84%