80% is the change from 485 to 873
Calculation steps:
[( 873 - 485 ) ÷ 485] x 100 = 80%
Formula
Percentage change = [(873 - 485) / 485] x 100
Subtract the new number by the original number
873 - 485 = 388
388 ÷ 485 = 0.8
0.8 x 100 = 80%
Example