150.82% is the change from 122 to 306
Calculation steps:
[( 306 - 122 ) ÷ 122] x 100 = 150.82%
Formula
Percentage change = [(306 - 122) / 122] x 100
Subtract the new number by the original number
306 - 122 = 184
184 ÷ 122 = 1.5081967213114753
1.5081967213114753 x 100 = 150.82%