278.29% is the change from 258 to 976
Calculation steps:
[( 976 - 258 ) ÷ 258] x 100 = 278.29%
Formula
Percentage change = [(976 - 258) / 258] x 100
Subtract the new number by the original number
976 - 258 = 718
718 ÷ 258 = 2.7829457364341086
2.7829457364341086 x 100 = 278.29%