18.33% is the change from 442 to 523
Calculation steps:
[( 523 - 442 ) ÷ 442] x 100 = 18.33%
Formula
Percentage change = [(523 - 442) / 442] x 100
Subtract the new number by the original number
523 - 442 = 81
81 ÷ 442 = 0.1832579185520362
0.1832579185520362 x 100 = 18.33%