-2.23% is the change from 314 to 307
Calculation steps:
[( 307 - 314 ) ÷ 314] x 100 = -2.23%
Formula
Percentage change = [(307 - 314) / 314] x 100
Subtract the new number by the original number
307 - 314 = -7
-7 ÷ 314 = -0.022292993630573247
-0.022292993630573247 x 100 = -2.23%