-46.35% is the change from 507 to 272
Calculation steps:
[( 272 - 507 ) ÷ 507] x 100 = -46.35%
Formula
Percentage change = [(272 - 507) / 507] x 100
Subtract the new number by the original number
272 - 507 = -235
-235 ÷ 507 = -0.4635108481262327
-0.4635108481262327 x 100 = -46.35%