420.51% is the change from 78 to 406
Calculation steps:
[( 406 - 78 ) ÷ 78] x 100 = 420.51%
Formula
Percentage change = [(406 - 78) / 78] x 100
Subtract the new number by the original number
406 - 78 = 328
328 ÷ 78 = 4.205128205128205
4.205128205128205 x 100 = 420.51%