49.75% is the change from 201 to 301
Calculation steps:
[( 301 - 201 ) ÷ 201] x 100 = 49.75%
Formula
Percentage change = [(301 - 201) / 201] x 100
Subtract the new number by the original number
301 - 201 = 100
100 ÷ 201 = 0.4975124378109453
0.4975124378109453 x 100 = 49.75%