-85.6% is the change from 611 to 88
Calculation steps:
[( 88 - 611 ) ÷ 611] x 100 = -85.6%
Formula
Percentage change = [(88 - 611) / 611] x 100
Subtract the new number by the original number
88 - 611 = -523
-523 ÷ 611 = -0.855973813420622
-0.855973813420622 x 100 = -85.6%