377% is the change from 100 to 477
Calculation steps:
[( 477 - 100 ) ÷ 100] x 100 = 377%
Formula
Percentage change = [(477 - 100) / 100] x 100
Subtract the new number by the original number
477 - 100 = 377
377 ÷ 100 = 3.77
3.77 x 100 = 377%
Example