-38.95% is the change from 783 to 478
Calculation steps:
[( 478 - 783 ) ÷ 783] x 100 = -38.95%
Formula
Percentage change = [(478 - 783) / 783] x 100
Subtract the new number by the original number
478 - 783 = -305
-305 ÷ 783 = -0.3895274584929757
-0.3895274584929757 x 100 = -38.95%