321.66% is the change from 157 to 662
Calculation steps:
[( 662 - 157 ) ÷ 157] x 100 = 321.66%
Formula
Percentage change = [(662 - 157) / 157] x 100
Subtract the new number by the original number
662 - 157 = 505
505 ÷ 157 = 3.21656050955414
3.21656050955414 x 100 = 321.66%