-61.91% is the change from 806 to 307
Calculation steps:
[( 307 - 806 ) ÷ 806] x 100 = -61.91%
Formula
Percentage change = [(307 - 806) / 806] x 100
Subtract the new number by the original number
307 - 806 = -499
-499 ÷ 806 = -0.6191066997518611
-0.6191066997518611 x 100 = -61.91%