159.35% is the change from 123 to 319
Calculation steps:
[( 319 - 123 ) ÷ 123] x 100 = 159.35%
Formula
Percentage change = [(319 - 123) / 123] x 100
Subtract the new number by the original number
319 - 123 = 196
196 ÷ 123 = 1.5934959349593496
1.5934959349593496 x 100 = 159.35%