200% is the change from 291 to 873
Calculation steps:
[( 873 - 291 ) ÷ 291] x 100 = 200%
Formula
Percentage change = [(873 - 291) / 291] x 100
Subtract the new number by the original number
873 - 291 = 582
582 ÷ 291 = 2
2 x 100 = 200%
Example