257.87% is the change from 254 to 909
Calculation steps:
[( 909 - 254 ) ÷ 254] x 100 = 257.87%
Formula
Percentage change = [(909 - 254) / 254] x 100
Subtract the new number by the original number
909 - 254 = 655
655 ÷ 254 = 2.578740157480315
2.578740157480315 x 100 = 257.87%