143.43% is the change from 251 to 611
Calculation steps:
[( 611 - 251 ) ÷ 251] x 100 = 143.43%
Formula
Percentage change = [(611 - 251) / 251] x 100
Subtract the new number by the original number
611 - 251 = 360
360 ÷ 251 = 1.4342629482071714
1.4342629482071714 x 100 = 143.43%