380% is the change from 55 to 264
Calculation steps:
[( 264 - 55 ) ÷ 55] x 100 = 380%
Formula
Percentage change = [(264 - 55) / 55] x 100
Subtract the new number by the original number
264 - 55 = 209
209 ÷ 55 = 3.8
3.8 x 100 = 380%
Example