-14.1% is the change from 312 to 268
Calculation steps:
[( 268 - 312 ) ÷ 312] x 100 = -14.1%
Formula
Percentage change = [(268 - 312) / 312] x 100
Subtract the new number by the original number
268 - 312 = -44
-44 ÷ 312 = -0.14102564102564102
-0.14102564102564102 x 100 = -14.1%