25.5% is the change from 545 to 684
Calculation steps:
[( 684 - 545 ) ÷ 545] x 100 = 25.5%
Formula
Percentage change = [(684 - 545) / 545] x 100
Subtract the new number by the original number
684 - 545 = 139
139 ÷ 545 = 0.25504587155963304
0.25504587155963304 x 100 = 25.5%