-87.39% is the change from 555 to 70
Calculation steps:
[( 70 - 555 ) ÷ 555] x 100 = -87.39%
Formula
Percentage change = [(70 - 555) / 555] x 100
Subtract the new number by the original number
70 - 555 = -485
-485 ÷ 555 = -0.8738738738738738
-0.8738738738738738 x 100 = -87.39%