-10.83% is the change from 240 to 214
Calculation steps:
[( 214 - 240 ) ÷ 240] x 100 = -10.83%
Formula
Percentage change = [(214 - 240) / 240] x 100
Subtract the new number by the original number
214 - 240 = -26
-26 ÷ 240 = -0.10833333333333334
-0.10833333333333334 x 100 = -10.83%