54.2% is the change from 548 to 845
Calculation steps:
[( 845 - 548 ) ÷ 548] x 100 = 54.2%
Formula
Percentage change = [(845 - 548) / 548] x 100
Subtract the new number by the original number
845 - 548 = 297
297 ÷ 548 = 0.541970802919708
0.541970802919708 x 100 = 54.2%