-23% is the change from 813 to 626
Calculation steps:
[( 626 - 813 ) ÷ 813] x 100 = -23%
Formula
Percentage change = [(626 - 813) / 813] x 100
Subtract the new number by the original number
626 - 813 = -187
-187 ÷ 813 = -0.23001230012300122
-0.23001230012300122 x 100 = -23%