-29.34% is the change from 501 to 354
Calculation steps:
[( 354 - 501 ) ÷ 501] x 100 = -29.34%
Formula
Percentage change = [(354 - 501) / 501] x 100
Subtract the new number by the original number
354 - 501 = -147
-147 ÷ 501 = -0.2934131736526946
-0.2934131736526946 x 100 = -29.34%