24.6% is the change from 309 to 385
Calculation steps:
[( 385 - 309 ) ÷ 309] x 100 = 24.6%
Formula
Percentage change = [(385 - 309) / 309] x 100
Subtract the new number by the original number
385 - 309 = 76
76 ÷ 309 = 0.2459546925566343
0.2459546925566343 x 100 = 24.6%