133.62% is the change from 351 to 820
Calculation steps:
[( 820 - 351 ) ÷ 351] x 100 = 133.62%
Formula
Percentage change = [(820 - 351) / 351] x 100
Subtract the new number by the original number
820 - 351 = 469
469 ÷ 351 = 1.3361823361823362
1.3361823361823362 x 100 = 133.62%