21.75% is the change from 308 to 375
Calculation steps:
[( 375 - 308 ) ÷ 308] x 100 = 21.75%
Formula
Percentage change = [(375 - 308) / 308] x 100
Subtract the new number by the original number
375 - 308 = 67
67 ÷ 308 = 0.21753246753246752
0.21753246753246752 x 100 = 21.75%