18.76% is the change from 453 to 538
Calculation steps:
[( 538 - 453 ) ÷ 453] x 100 = 18.76%
Formula
Percentage change = [(538 - 453) / 453] x 100
Subtract the new number by the original number
538 - 453 = 85
85 ÷ 453 = 0.18763796909492272
0.18763796909492272 x 100 = 18.76%