221.95% is the change from 123 to 396
Calculation steps:
[( 396 - 123 ) ÷ 123] x 100 = 221.95%
Formula
Percentage change = [(396 - 123) / 123] x 100
Subtract the new number by the original number
396 - 123 = 273
273 ÷ 123 = 2.2195121951219514
2.2195121951219514 x 100 = 221.95%