21.85% is the change from 540 to 658
Calculation steps:
[( 658 - 540 ) ÷ 540] x 100 = 21.85%
Formula
Percentage change = [(658 - 540) / 540] x 100
Subtract the new number by the original number
658 - 540 = 118
118 ÷ 540 = 0.21851851851851853
0.21851851851851853 x 100 = 21.85%