-93.66% is the change from 268 to 17
Calculation steps:
[( 17 - 268 ) ÷ 268] x 100 = -93.66%
Formula
Percentage change = [(17 - 268) / 268] x 100
Subtract the new number by the original number
17 - 268 = -251
-251 ÷ 268 = -0.9365671641791045
-0.9365671641791045 x 100 = -93.66%