24.53% is the change from 318 to 396
Calculation steps:
[( 396 - 318 ) ÷ 318] x 100 = 24.53%
Formula
Percentage change = [(396 - 318) / 318] x 100
Subtract the new number by the original number
396 - 318 = 78
78 ÷ 318 = 0.24528301886792453
0.24528301886792453 x 100 = 24.53%