53.28% is the change from 548 to 840
Calculation steps:
[( 840 - 548 ) ÷ 548] x 100 = 53.28%
Formula
Percentage change = [(840 - 548) / 548] x 100
Subtract the new number by the original number
840 - 548 = 292
292 ÷ 548 = 0.5328467153284672
0.5328467153284672 x 100 = 53.28%