-41.35% is the change from 919 to 539
Calculation steps:
[( 539 - 919 ) ÷ 919] x 100 = -41.35%
Formula
Percentage change = [(539 - 919) / 919] x 100
Subtract the new number by the original number
539 - 919 = -380
-380 ÷ 919 = -0.4134929270946681
-0.4134929270946681 x 100 = -41.35%