20.81% is the change from 442 to 534
Calculation steps:
[( 534 - 442 ) ÷ 442] x 100 = 20.81%
Formula
Percentage change = [(534 - 442) / 442] x 100
Subtract the new number by the original number
534 - 442 = 92
92 ÷ 442 = 0.2081447963800905
0.2081447963800905 x 100 = 20.81%