88.17% is the change from 355 to 668
Calculation steps:
[( 668 - 355 ) ÷ 355] x 100 = 88.17%
Formula
Percentage change = [(668 - 355) / 355] x 100
Subtract the new number by the original number
668 - 355 = 313
313 ÷ 355 = 0.8816901408450705
0.8816901408450705 x 100 = 88.17%