44.14% is the change from 145 to 209
Calculation steps:
[( 209 - 145 ) ÷ 145] x 100 = 44.14%
Formula
Percentage change = [(209 - 145) / 145] x 100
Subtract the new number by the original number
209 - 145 = 64
64 ÷ 145 = 0.4413793103448276
0.4413793103448276 x 100 = 44.14%