98.01% is the change from 503 to 996
Calculation steps:
[( 996 - 503 ) ÷ 503] x 100 = 98.01%
Formula
Percentage change = [(996 - 503) / 503] x 100
Subtract the new number by the original number
996 - 503 = 493
493 ÷ 503 = 0.9801192842942346
0.9801192842942346 x 100 = 98.01%