69.33% is the change from 538 to 911
Calculation steps:
[( 911 - 538 ) ÷ 538] x 100 = 69.33%
Formula
Percentage change = [(911 - 538) / 538] x 100
Subtract the new number by the original number
911 - 538 = 373
373 ÷ 538 = 0.6933085501858736
0.6933085501858736 x 100 = 69.33%