162.07% is the change from 261 to 684
Calculation steps:
[( 684 - 261 ) ÷ 261] x 100 = 162.07%
Formula
Percentage change = [(684 - 261) / 261] x 100
Subtract the new number by the original number
684 - 261 = 423
423 ÷ 261 = 1.6206896551724137
1.6206896551724137 x 100 = 162.07%