-23% is the change from 526 to 405
Calculation steps:
[( 405 - 526 ) ÷ 526] x 100 = -23%
Formula
Percentage change = [(405 - 526) / 526] x 100
Subtract the new number by the original number
405 - 526 = -121
-121 ÷ 526 = -0.2300380228136882
-0.2300380228136882 x 100 = -23%