39.67% is the change from 668 to 933
Calculation steps:
[( 933 - 668 ) ÷ 668] x 100 = 39.67%
Formula
Percentage change = [(933 - 668) / 668] x 100
Subtract the new number by the original number
933 - 668 = 265
265 ÷ 668 = 0.3967065868263473
0.3967065868263473 x 100 = 39.67%