377.69% is the change from 121 to 578
Calculation steps:
[( 578 - 121 ) ÷ 121] x 100 = 377.69%
Formula
Percentage change = [(578 - 121) / 121] x 100
Subtract the new number by the original number
578 - 121 = 457
457 ÷ 121 = 3.7768595041322315
3.7768595041322315 x 100 = 377.69%