-96.23% is the change from 610 to 23
Calculation steps:
[( 23 - 610 ) ÷ 610] x 100 = -96.23%
Formula
Percentage change = [(23 - 610) / 610] x 100
Subtract the new number by the original number
23 - 610 = -587
-587 ÷ 610 = -0.9622950819672131
-0.9622950819672131 x 100 = -96.23%