40.87% is the change from 668 to 941
Calculation steps:
[( 941 - 668 ) ÷ 668] x 100 = 40.87%
Formula
Percentage change = [(941 - 668) / 668] x 100
Subtract the new number by the original number
941 - 668 = 273
273 ÷ 668 = 0.4086826347305389
0.4086826347305389 x 100 = 40.87%