48.8% is the change from 668 to 994
Calculation steps:
[( 994 - 668 ) ÷ 668] x 100 = 48.8%
Formula
Percentage change = [(994 - 668) / 668] x 100
Subtract the new number by the original number
994 - 668 = 326
326 ÷ 668 = 0.4880239520958084
0.4880239520958084 x 100 = 48.8%