-87.33% is the change from 655 to 83
Calculation steps:
[( 83 - 655 ) ÷ 655] x 100 = -87.33%
Formula
Percentage change = [(83 - 655) / 655] x 100
Subtract the new number by the original number
83 - 655 = -572
-572 ÷ 655 = -0.8732824427480916
-0.8732824427480916 x 100 = -87.33%