31.37% is the change from 542 to 712
Calculation steps:
[( 712 - 542 ) ÷ 542] x 100 = 31.37%
Formula
Percentage change = [(712 - 542) / 542] x 100
Subtract the new number by the original number
712 - 542 = 170
170 ÷ 542 = 0.31365313653136534
0.31365313653136534 x 100 = 31.37%