321.74% is the change from 207 to 873
Calculation steps:
[( 873 - 207 ) ÷ 207] x 100 = 321.74%
Formula
Percentage change = [(873 - 207) / 207] x 100
Subtract the new number by the original number
873 - 207 = 666
666 ÷ 207 = 3.217391304347826
3.217391304347826 x 100 = 321.74%