99.18% is the change from 490 to 976
Calculation steps:
[( 976 - 490 ) ÷ 490] x 100 = 99.18%
Formula
Percentage change = [(976 - 490) / 490] x 100
Subtract the new number by the original number
976 - 490 = 486
486 ÷ 490 = 0.9918367346938776
0.9918367346938776 x 100 = 99.18%