-80.61% is the change from 526 to 102
Calculation steps:
[( 102 - 526 ) ÷ 526] x 100 = -80.61%
Formula
Percentage change = [(102 - 526) / 526] x 100
Subtract the new number by the original number
102 - 526 = -424
-424 ÷ 526 = -0.8060836501901141
-0.8060836501901141 x 100 = -80.61%