55.15% is the change from 631 to 979
Calculation steps:
[( 979 - 631 ) ÷ 631] x 100 = 55.15%
Formula
Percentage change = [(979 - 631) / 631] x 100
Subtract the new number by the original number
979 - 631 = 348
348 ÷ 631 = 0.5515055467511886
0.5515055467511886 x 100 = 55.15%