-51.97% is the change from 533 to 256
Calculation steps:
[( 256 - 533 ) ÷ 533] x 100 = -51.97%
Formula
Percentage change = [(256 - 533) / 533] x 100
Subtract the new number by the original number
256 - 533 = -277
-277 ÷ 533 = -0.5196998123827392
-0.5196998123827392 x 100 = -51.97%