228.97% is the change from 145 to 477
Calculation steps:
[( 477 - 145 ) ÷ 145] x 100 = 228.97%
Formula
Percentage change = [(477 - 145) / 145] x 100
Subtract the new number by the original number
477 - 145 = 332
332 ÷ 145 = 2.2896551724137932
2.2896551724137932 x 100 = 228.97%