74.35% is the change from 538 to 938
Calculation steps:
[( 938 - 538 ) ÷ 538] x 100 = 74.35%
Formula
Percentage change = [(938 - 538) / 538] x 100
Subtract the new number by the original number
938 - 538 = 400
400 ÷ 538 = 0.7434944237918215
0.7434944237918215 x 100 = 74.35%