-88.7% is the change from 602 to 68
Calculation steps:
[( 68 - 602 ) ÷ 602] x 100 = -88.7%
Formula
Percentage change = [(68 - 602) / 602] x 100
Subtract the new number by the original number
68 - 602 = -534
-534 ÷ 602 = -0.8870431893687708
-0.8870431893687708 x 100 = -88.7%