-19.89% is the change from 523 to 419
Calculation steps:
[( 419 - 523 ) ÷ 523] x 100 = -19.89%
Formula
Percentage change = [(419 - 523) / 523] x 100
Subtract the new number by the original number
419 - 523 = -104
-104 ÷ 523 = -0.1988527724665392
-0.1988527724665392 x 100 = -19.89%