20.59% is the change from 306 to 369
Calculation steps:
[( 369 - 306 ) ÷ 306] x 100 = 20.59%
Formula
Percentage change = [(369 - 306) / 306] x 100
Subtract the new number by the original number
369 - 306 = 63
63 ÷ 306 = 0.20588235294117646
0.20588235294117646 x 100 = 20.59%