20.11% is the change from 542 to 651
Calculation steps:
[( 651 - 542 ) ÷ 542] x 100 = 20.11%
Formula
Percentage change = [(651 - 542) / 542] x 100
Subtract the new number by the original number
651 - 542 = 109
109 ÷ 542 = 0.2011070110701107
0.2011070110701107 x 100 = 20.11%