-97.91% is the change from 526 to 11
Calculation steps:
[( 11 - 526 ) ÷ 526] x 100 = -97.91%
Formula
Percentage change = [(11 - 526) / 526] x 100
Subtract the new number by the original number
11 - 526 = -515
-515 ÷ 526 = -0.9790874524714829
-0.9790874524714829 x 100 = -97.91%