16.1% is the change from 534 to 620
Calculation steps:
[( 620 - 534 ) ÷ 534] x 100 = 16.1%
Formula
Percentage change = [(620 - 534) / 534] x 100
Subtract the new number by the original number
620 - 534 = 86
86 ÷ 534 = 0.16104868913857678
0.16104868913857678 x 100 = 16.1%