-45.28% is the change from 307 to 168
Calculation steps:
[( 168 - 307 ) ÷ 307] x 100 = -45.28%
Formula
Percentage change = [(168 - 307) / 307] x 100
Subtract the new number by the original number
168 - 307 = -139
-139 ÷ 307 = -0.4527687296416938
-0.4527687296416938 x 100 = -45.28%