16.85% is the change from 457 to 534
Calculation steps:
[( 534 - 457 ) ÷ 457] x 100 = 16.85%
Formula
Percentage change = [(534 - 457) / 457] x 100
Subtract the new number by the original number
534 - 457 = 77
77 ÷ 457 = 0.16849015317286653
0.16849015317286653 x 100 = 16.85%