321.52% is the change from 158 to 666
Calculation steps:
[( 666 - 158 ) ÷ 158] x 100 = 321.52%
Formula
Percentage change = [(666 - 158) / 158] x 100
Subtract the new number by the original number
666 - 158 = 508
508 ÷ 158 = 3.2151898734177213
3.2151898734177213 x 100 = 321.52%