-12.63% is the change from 293 to 256
Calculation steps:
[( 256 - 293 ) ÷ 293] x 100 = -12.63%
Formula
Percentage change = [(256 - 293) / 293] x 100
Subtract the new number by the original number
256 - 293 = -37
-37 ÷ 293 = -0.12627986348122866
-0.12627986348122866 x 100 = -12.63%