-42.16% is the change from 268 to 155
Calculation steps:
[( 155 - 268 ) ÷ 268] x 100 = -42.16%
Formula
Percentage change = [(155 - 268) / 268] x 100
Subtract the new number by the original number
155 - 268 = -113
-113 ÷ 268 = -0.4216417910447761
-0.4216417910447761 x 100 = -42.16%