-35.77% is the change from 478 to 307
Calculation steps:
[( 307 - 478 ) ÷ 478] x 100 = -35.77%
Formula
Percentage change = [(307 - 478) / 478] x 100
Subtract the new number by the original number
307 - 478 = -171
-171 ÷ 478 = -0.3577405857740586
-0.3577405857740586 x 100 = -35.77%