-45.31% is the change from 501 to 274
Calculation steps:
[( 274 - 501 ) ÷ 501] x 100 = -45.31%
Formula
Percentage change = [(274 - 501) / 501] x 100
Subtract the new number by the original number
274 - 501 = -227
-227 ÷ 501 = -0.4530938123752495
-0.4530938123752495 x 100 = -45.31%