-34.68% is the change from 470 to 307
Calculation steps:
[( 307 - 470 ) ÷ 470] x 100 = -34.68%
Formula
Percentage change = [(307 - 470) / 470] x 100
Subtract the new number by the original number
307 - 470 = -163
-163 ÷ 470 = -0.3468085106382979
-0.3468085106382979 x 100 = -34.68%