50.15% is the change from 658 to 988
Calculation steps:
[( 988 - 658 ) ÷ 658] x 100 = 50.15%
Formula
Percentage change = [(988 - 658) / 658] x 100
Subtract the new number by the original number
988 - 658 = 330
330 ÷ 658 = 0.5015197568389058
0.5015197568389058 x 100 = 50.15%