71.75% is the change from 538 to 924
Calculation steps:
[( 924 - 538 ) ÷ 538] x 100 = 71.75%
Formula
Percentage change = [(924 - 538) / 538] x 100
Subtract the new number by the original number
924 - 538 = 386
386 ÷ 538 = 0.7174721189591078
0.7174721189591078 x 100 = 71.75%