223.33% is the change from 120 to 388
Calculation steps:
[( 388 - 120 ) ÷ 120] x 100 = 223.33%
Formula
Percentage change = [(388 - 120) / 120] x 100
Subtract the new number by the original number
388 - 120 = 268
268 ÷ 120 = 2.2333333333333334
2.2333333333333334 x 100 = 223.33%