243.15% is the change from 146 to 501
Calculation steps:
[( 501 - 146 ) ÷ 146] x 100 = 243.15%
Formula
Percentage change = [(501 - 146) / 146] x 100
Subtract the new number by the original number
501 - 146 = 355
355 ÷ 146 = 2.4315068493150687
2.4315068493150687 x 100 = 243.15%