-33.5% is the change from 403 to 268
Calculation steps:
[( 268 - 403 ) ÷ 403] x 100 = -33.5%
Formula
Percentage change = [(268 - 403) / 403] x 100
Subtract the new number by the original number
268 - 403 = -135
-135 ÷ 403 = -0.3349875930521092
-0.3349875930521092 x 100 = -33.5%