97.6% is the change from 500 to 988
Calculation steps:
[( 988 - 500 ) ÷ 500] x 100 = 97.6%
Formula
Percentage change = [(988 - 500) / 500] x 100
Subtract the new number by the original number
988 - 500 = 488
488 ÷ 500 = 0.976
0.976 x 100 = 97.6%
Example