30.11% is the change from 538 to 700
Calculation steps:
[( 700 - 538 ) ÷ 538] x 100 = 30.11%
Formula
Percentage change = [(700 - 538) / 538] x 100
Subtract the new number by the original number
700 - 538 = 162
162 ÷ 538 = 0.30111524163568776
0.30111524163568776 x 100 = 30.11%