48.15% is the change from 542 to 803
Calculation steps:
[( 803 - 542 ) ÷ 542] x 100 = 48.15%
Formula
Percentage change = [(803 - 542) / 542] x 100
Subtract the new number by the original number
803 - 542 = 261
261 ÷ 542 = 0.48154981549815495
0.48154981549815495 x 100 = 48.15%