90.52% is the change from 348 to 663
Calculation steps:
[( 663 - 348 ) ÷ 348] x 100 = 90.52%
Formula
Percentage change = [(663 - 348) / 348] x 100
Subtract the new number by the original number
663 - 348 = 315
315 ÷ 348 = 0.9051724137931034
0.9051724137931034 x 100 = 90.52%