149.64% is the change from 274 to 684
Calculation steps:
[( 684 - 274 ) ÷ 274] x 100 = 149.64%
Formula
Percentage change = [(684 - 274) / 274] x 100
Subtract the new number by the original number
684 - 274 = 410
410 ÷ 274 = 1.4963503649635037
1.4963503649635037 x 100 = 149.64%