-17.79% is the change from 506 to 416
Calculation steps:
[( 416 - 506 ) ÷ 506] x 100 = -17.79%
Formula
Percentage change = [(416 - 506) / 506] x 100
Subtract the new number by the original number
416 - 506 = -90
-90 ÷ 506 = -0.17786561264822134
-0.17786561264822134 x 100 = -17.79%