-85.62% is the change from 612 to 88
Calculation steps:
[( 88 - 612 ) ÷ 612] x 100 = -85.62%
Formula
Percentage change = [(88 - 612) / 612] x 100
Subtract the new number by the original number
88 - 612 = -524
-524 ÷ 612 = -0.8562091503267973
-0.8562091503267973 x 100 = -85.62%