23.43% is the change from 542 to 669
Calculation steps:
[( 669 - 542 ) ÷ 542] x 100 = 23.43%
Formula
Percentage change = [(669 - 542) / 542] x 100
Subtract the new number by the original number
669 - 542 = 127
127 ÷ 542 = 0.23431734317343172
0.23431734317343172 x 100 = 23.43%