1603.57% is the change from 28 to 477
Calculation steps:
[( 477 - 28 ) ÷ 28] x 100 = 1603.57%
Formula
Percentage change = [(477 - 28) / 28] x 100
Subtract the new number by the original number
477 - 28 = 449
449 ÷ 28 = 16.035714285714285
16.035714285714285 x 100 = 1603.57%