-12.87% is the change from 303 to 264
Calculation steps:
[( 264 - 303 ) ÷ 303] x 100 = -12.87%
Formula
Percentage change = [(264 - 303) / 303] x 100
Subtract the new number by the original number
264 - 303 = -39
-39 ÷ 303 = -0.12871287128712872
-0.12871287128712872 x 100 = -12.87%