31% is the change from 542 to 710
Calculation steps:
[( 710 - 542 ) ÷ 542] x 100 = 31%
Formula
Percentage change = [(710 - 542) / 542] x 100
Subtract the new number by the original number
710 - 542 = 168
168 ÷ 542 = 0.30996309963099633
0.30996309963099633 x 100 = 31%