294.71% is the change from 208 to 821
Calculation steps:
[( 821 - 208 ) ÷ 208] x 100 = 294.71%
Formula
Percentage change = [(821 - 208) / 208] x 100
Subtract the new number by the original number
821 - 208 = 613
613 ÷ 208 = 2.9471153846153846
2.9471153846153846 x 100 = 294.71%