-18.96% is the change from 517 to 419
Calculation steps:
[( 419 - 517 ) ÷ 517] x 100 = -18.96%
Formula
Percentage change = [(419 - 517) / 517] x 100
Subtract the new number by the original number
419 - 517 = -98
-98 ÷ 517 = -0.1895551257253385
-0.1895551257253385 x 100 = -18.96%