209.86% is the change from 284 to 880
Calculation steps:
[( 880 - 284 ) ÷ 284] x 100 = 209.86%
Formula
Percentage change = [(880 - 284) / 284] x 100
Subtract the new number by the original number
880 - 284 = 596
596 ÷ 284 = 2.0985915492957745
2.0985915492957745 x 100 = 209.86%