-29.85% is the change from 268 to 188
Calculation steps:
[( 188 - 268 ) ÷ 268] x 100 = -29.85%
Formula
Percentage change = [(188 - 268) / 268] x 100
Subtract the new number by the original number
188 - 268 = -80
-80 ÷ 268 = -0.29850746268656714
-0.29850746268656714 x 100 = -29.85%