-47.14% is the change from 507 to 268
Calculation steps:
[( 268 - 507 ) ÷ 507] x 100 = -47.14%
Formula
Percentage change = [(268 - 507) / 507] x 100
Subtract the new number by the original number
268 - 507 = -239
-239 ÷ 507 = -0.4714003944773176
-0.4714003944773176 x 100 = -47.14%