-83.82% is the change from 68 to 11
Calculation steps:
[( 11 - 68 ) ÷ 68] x 100 = -83.82%
Formula
Percentage change = [(11 - 68) / 68] x 100
Subtract the new number by the original number
11 - 68 = -57
-57 ÷ 68 = -0.8382352941176471
-0.8382352941176471 x 100 = -83.82%