302.22% is the change from 45 to 181
Calculation steps:
[( 181 - 45 ) ÷ 45] x 100 = 302.22%
Formula
Percentage change = [(181 - 45) / 45] x 100
Subtract the new number by the original number
181 - 45 = 136
136 ÷ 45 = 3.022222222222222
3.022222222222222 x 100 = 302.22%