-87.34% is the change from 608 to 77
Calculation steps:
[( 77 - 608 ) ÷ 608] x 100 = -87.34%
Formula
Percentage change = [(77 - 608) / 608] x 100
Subtract the new number by the original number
77 - 608 = -531
-531 ÷ 608 = -0.8733552631578947
-0.8733552631578947 x 100 = -87.34%