78.07% is the change from 538 to 958
Calculation steps:
[( 958 - 538 ) ÷ 538] x 100 = 78.07%
Formula
Percentage change = [(958 - 538) / 538] x 100
Subtract the new number by the original number
958 - 538 = 420
420 ÷ 538 = 0.7806691449814126
0.7806691449814126 x 100 = 78.07%