-3.76% is the change from 319 to 307
Calculation steps:
[( 307 - 319 ) ÷ 319] x 100 = -3.76%
Formula
Percentage change = [(307 - 319) / 319] x 100
Subtract the new number by the original number
307 - 319 = -12
-12 ÷ 319 = -0.03761755485893417
-0.03761755485893417 x 100 = -3.76%