-29.48% is the change from 502 to 354
Calculation steps:
[( 354 - 502 ) ÷ 502] x 100 = -29.48%
Formula
Percentage change = [(354 - 502) / 502] x 100
Subtract the new number by the original number
354 - 502 = -148
-148 ÷ 502 = -0.2948207171314741
-0.2948207171314741 x 100 = -29.48%