122.59% is the change from 394 to 877
Calculation steps:
[( 877 - 394 ) ÷ 394] x 100 = 122.59%
Formula
Percentage change = [(877 - 394) / 394] x 100
Subtract the new number by the original number
877 - 394 = 483
483 ÷ 394 = 1.2258883248730965
1.2258883248730965 x 100 = 122.59%