-21.54% is the change from 534 to 419
Calculation steps:
[( 419 - 534 ) ÷ 534] x 100 = -21.54%
Formula
Percentage change = [(419 - 534) / 534] x 100
Subtract the new number by the original number
419 - 534 = -115
-115 ÷ 534 = -0.2153558052434457
-0.2153558052434457 x 100 = -21.54%