55.56% is the change from 630 to 980
Calculation steps:
[( 980 - 630 ) ÷ 630] x 100 = 55.56%
Formula
Percentage change = [(980 - 630) / 630] x 100
Subtract the new number by the original number
980 - 630 = 350
350 ÷ 630 = 0.5555555555555556
0.5555555555555556 x 100 = 55.56%