-6.33% is the change from 490 to 459
Calculation steps:
[( 459 - 490 ) ÷ 490] x 100 = -6.33%
Formula
Percentage change = [(459 - 490) / 490] x 100
Subtract the new number by the original number
459 - 490 = -31
-31 ÷ 490 = -0.06326530612244897
-0.06326530612244897 x 100 = -6.33%