-4.23% is the change from 307 to 294
Calculation steps:
[( 294 - 307 ) ÷ 307] x 100 = -4.23%
Formula
Percentage change = [(294 - 307) / 307] x 100
Subtract the new number by the original number
294 - 307 = -13
-13 ÷ 307 = -0.04234527687296417
-0.04234527687296417 x 100 = -4.23%