82.72% is the change from 301 to 550
Calculation steps:
[( 550 - 301 ) ÷ 301] x 100 = 82.72%
Formula
Percentage change = [(550 - 301) / 301] x 100
Subtract the new number by the original number
550 - 301 = 249
249 ÷ 301 = 0.8272425249169435
0.8272425249169435 x 100 = 82.72%