274.5% is the change from 251 to 940
Calculation steps:
[( 940 - 251 ) ÷ 251] x 100 = 274.5%
Formula
Percentage change = [(940 - 251) / 251] x 100
Subtract the new number by the original number
940 - 251 = 689
689 ÷ 251 = 2.745019920318725
2.745019920318725 x 100 = 274.5%