-89.62% is the change from 655 to 68
Calculation steps:
[( 68 - 655 ) ÷ 655] x 100 = -89.62%
Formula
Percentage change = [(68 - 655) / 655] x 100
Subtract the new number by the original number
68 - 655 = -587
-587 ÷ 655 = -0.8961832061068702
-0.8961832061068702 x 100 = -89.62%