23.75% is the change from 522 to 646
Calculation steps:
[( 646 - 522 ) ÷ 522] x 100 = 23.75%
Formula
Percentage change = [(646 - 522) / 522] x 100
Subtract the new number by the original number
646 - 522 = 124
124 ÷ 522 = 0.23754789272030652
0.23754789272030652 x 100 = 23.75%