-90.3% is the change from 268 to 26
Calculation steps:
[( 26 - 268 ) ÷ 268] x 100 = -90.3%
Formula
Percentage change = [(26 - 268) / 268] x 100
Subtract the new number by the original number
26 - 268 = -242
-242 ÷ 268 = -0.9029850746268657
-0.9029850746268657 x 100 = -90.3%