296.62% is the change from 207 to 821
Calculation steps:
[( 821 - 207 ) ÷ 207] x 100 = 296.62%
Formula
Percentage change = [(821 - 207) / 207] x 100
Subtract the new number by the original number
821 - 207 = 614
614 ÷ 207 = 2.966183574879227
2.966183574879227 x 100 = 296.62%