-88.87% is the change from 611 to 68
Calculation steps:
[( 68 - 611 ) ÷ 611] x 100 = -88.87%
Formula
Percentage change = [(68 - 611) / 611] x 100
Subtract the new number by the original number
68 - 611 = -543
-543 ÷ 611 = -0.8887070376432079
-0.8887070376432079 x 100 = -88.87%