121.78% is the change from 381 to 845
Calculation steps:
[( 845 - 381 ) ÷ 381] x 100 = 121.78%
Formula
Percentage change = [(845 - 381) / 381] x 100
Subtract the new number by the original number
845 - 381 = 464
464 ÷ 381 = 1.2178477690288714
1.2178477690288714 x 100 = 121.78%