282.1% is the change from 257 to 982
Calculation steps:
[( 982 - 257 ) ÷ 257] x 100 = 282.1%
Formula
Percentage change = [(982 - 257) / 257] x 100
Subtract the new number by the original number
982 - 257 = 725
725 ÷ 257 = 2.821011673151751
2.821011673151751 x 100 = 282.1%