241.9% is the change from 284 to 971
Calculation steps:
[( 971 - 284 ) ÷ 284] x 100 = 241.9%
Formula
Percentage change = [(971 - 284) / 284] x 100
Subtract the new number by the original number
971 - 284 = 687
687 ÷ 284 = 2.4190140845070425
2.4190140845070425 x 100 = 241.9%