50.18% is the change from 548 to 823
Calculation steps:
[( 823 - 548 ) ÷ 548] x 100 = 50.18%
Formula
Percentage change = [(823 - 548) / 548] x 100
Subtract the new number by the original number
823 - 548 = 275
275 ÷ 548 = 0.5018248175182481
0.5018248175182481 x 100 = 50.18%