-17.18% is the change from 524 to 434
Calculation steps:
[( 434 - 524 ) ÷ 524] x 100 = -17.18%
Formula
Percentage change = [(434 - 524) / 524] x 100
Subtract the new number by the original number
434 - 524 = -90
-90 ÷ 524 = -0.1717557251908397
-0.1717557251908397 x 100 = -17.18%