-95.58% is the change from 611 to 27
Calculation steps:
[( 27 - 611 ) ÷ 611] x 100 = -95.58%
Formula
Percentage change = [(27 - 611) / 611] x 100
Subtract the new number by the original number
27 - 611 = -584
-584 ÷ 611 = -0.955810147299509
-0.955810147299509 x 100 = -95.58%