478.17% is the change from 142 to 821
Calculation steps:
[( 821 - 142 ) ÷ 142] x 100 = 478.17%
Formula
Percentage change = [(821 - 142) / 142] x 100
Subtract the new number by the original number
821 - 142 = 679
679 ÷ 142 = 4.78169014084507
4.78169014084507 x 100 = 478.17%