289.24% is the change from 251 to 977
Calculation steps:
[( 977 - 251 ) ÷ 251] x 100 = 289.24%
Formula
Percentage change = [(977 - 251) / 251] x 100
Subtract the new number by the original number
977 - 251 = 726
726 ÷ 251 = 2.8924302788844622
2.8924302788844622 x 100 = 289.24%