-64.29% is the change from 490 to 175
Calculation steps:
[( 175 - 490 ) ÷ 490] x 100 = -64.29%
Formula
Percentage change = [(175 - 490) / 490] x 100
Subtract the new number by the original number
175 - 490 = -315
-315 ÷ 490 = -0.6428571428571429
-0.6428571428571429 x 100 = -64.29%