120.42% is the change from 377 to 831
Calculation steps:
[( 831 - 377 ) ÷ 377] x 100 = 120.42%
Formula
Percentage change = [(831 - 377) / 377] x 100
Subtract the new number by the original number
831 - 377 = 454
454 ÷ 377 = 1.2042440318302388
1.2042440318302388 x 100 = 120.42%