259.24% is the change from 184 to 661
Calculation steps:
[( 661 - 184 ) ÷ 184] x 100 = 259.24%
Formula
Percentage change = [(661 - 184) / 184] x 100
Subtract the new number by the original number
661 - 184 = 477
477 ÷ 184 = 2.592391304347826
2.592391304347826 x 100 = 259.24%