216.53% is the change from 121 to 383
Calculation steps:
[( 383 - 121 ) ÷ 121] x 100 = 216.53%
Formula
Percentage change = [(383 - 121) / 121] x 100
Subtract the new number by the original number
383 - 121 = 262
262 ÷ 121 = 2.165289256198347
2.165289256198347 x 100 = 216.53%