102.09% is the change from 287 to 580
Calculation steps:
[( 580 - 287 ) ÷ 287] x 100 = 102.09%
Formula
Percentage change = [(580 - 287) / 287] x 100
Subtract the new number by the original number
580 - 287 = 293
293 ÷ 287 = 1.0209059233449478
1.0209059233449478 x 100 = 102.09%