55.06% is the change from 247 to 383
Calculation steps:
[( 383 - 247 ) ÷ 247] x 100 = 55.06%
Formula
Percentage change = [(383 - 247) / 247] x 100
Subtract the new number by the original number
383 - 247 = 136
136 ÷ 247 = 0.5506072874493927
0.5506072874493927 x 100 = 55.06%