-16.73% is the change from 526 to 438
Calculation steps:
[( 438 - 526 ) ÷ 526] x 100 = -16.73%
Formula
Percentage change = [(438 - 526) / 526] x 100
Subtract the new number by the original number
438 - 526 = -88
-88 ÷ 526 = -0.16730038022813687
-0.16730038022813687 x 100 = -16.73%