-89.34% is the change from 610 to 65
Calculation steps:
[( 65 - 610 ) ÷ 610] x 100 = -89.34%
Formula
Percentage change = [(65 - 610) / 610] x 100
Subtract the new number by the original number
65 - 610 = -545
-545 ÷ 610 = -0.8934426229508197
-0.8934426229508197 x 100 = -89.34%