318.9% is the change from 164 to 687
Calculation steps:
[( 687 - 164 ) ÷ 164] x 100 = 318.9%
Formula
Percentage change = [(687 - 164) / 164] x 100
Subtract the new number by the original number
687 - 164 = 523
523 ÷ 164 = 3.1890243902439024
3.1890243902439024 x 100 = 318.9%