169.35% is the change from 248 to 668
Calculation steps:
[( 668 - 248 ) ÷ 248] x 100 = 169.35%
Formula
Percentage change = [(668 - 248) / 248] x 100
Subtract the new number by the original number
668 - 248 = 420
420 ÷ 248 = 1.6935483870967742
1.6935483870967742 x 100 = 169.35%