-12.5% is the change from 712 to 623
Calculation steps:
[( 623 - 712 ) ÷ 712] x 100 = -12.5%
Formula
Percentage change = [(623 - 712) / 712] x 100
Subtract the new number by the original number
623 - 712 = -89
-89 ÷ 712 = -0.125
-0.125 x 100 = -12.5%