108.49% is the change from 318 to 663
Calculation steps:
[( 663 - 318 ) ÷ 318] x 100 = 108.49%
Formula
Percentage change = [(663 - 318) / 318] x 100
Subtract the new number by the original number
663 - 318 = 345
345 ÷ 318 = 1.0849056603773586
1.0849056603773586 x 100 = 108.49%