-43.74% is the change from 919 to 517
Calculation steps:
[( 517 - 919 ) ÷ 919] x 100 = -43.74%
Formula
Percentage change = [(517 - 919) / 919] x 100
Subtract the new number by the original number
517 - 919 = -402
-402 ÷ 919 = -0.43743199129488575
-0.43743199129488575 x 100 = -43.74%