55.31% is the change from 631 to 980
Calculation steps:
[( 980 - 631 ) ÷ 631] x 100 = 55.31%
Formula
Percentage change = [(980 - 631) / 631] x 100
Subtract the new number by the original number
980 - 631 = 349
349 ÷ 631 = 0.5530903328050714
0.5530903328050714 x 100 = 55.31%