-5.1% is the change from 490 to 465
Calculation steps:
[( 465 - 490 ) ÷ 490] x 100 = -5.1%
Formula
Percentage change = [(465 - 490) / 490] x 100
Subtract the new number by the original number
465 - 490 = -25
-25 ÷ 490 = -0.05102040816326531
-0.05102040816326531 x 100 = -5.1%