-23.12% is the change from 826 to 635
Calculation steps:
[( 635 - 826 ) ÷ 826] x 100 = -23.12%
Formula
Percentage change = [(635 - 826) / 826] x 100
Subtract the new number by the original number
635 - 826 = -191
-191 ÷ 826 = -0.23123486682808717
-0.23123486682808717 x 100 = -23.12%