326.75% is the change from 157 to 670
Calculation steps:
[( 670 - 157 ) ÷ 157] x 100 = 326.75%
Formula
Percentage change = [(670 - 157) / 157] x 100
Subtract the new number by the original number
670 - 157 = 513
513 ÷ 157 = 3.267515923566879
3.267515923566879 x 100 = 326.75%