-5.13% is the change from 312 to 296
Calculation steps:
[( 296 - 312 ) ÷ 312] x 100 = -5.13%
Formula
Percentage change = [(296 - 312) / 312] x 100
Subtract the new number by the original number
296 - 312 = -16
-16 ÷ 312 = -0.05128205128205128
-0.05128205128205128 x 100 = -5.13%