243.03% is the change from 251 to 861
Calculation steps:
[( 861 - 251 ) ÷ 251] x 100 = 243.03%
Formula
Percentage change = [(861 - 251) / 251] x 100
Subtract the new number by the original number
861 - 251 = 610
610 ÷ 251 = 2.4302788844621515
2.4302788844621515 x 100 = 243.03%