99.32% is the change from 438 to 873
Calculation steps:
[( 873 - 438 ) ÷ 438] x 100 = 99.32%
Formula
Percentage change = [(873 - 438) / 438] x 100
Subtract the new number by the original number
873 - 438 = 435
435 ÷ 438 = 0.9931506849315068
0.9931506849315068 x 100 = 99.32%