54.09% is the change from 636 to 980
Calculation steps:
[( 980 - 636 ) ÷ 636] x 100 = 54.09%
Formula
Percentage change = [(980 - 636) / 636] x 100
Subtract the new number by the original number
980 - 636 = 344
344 ÷ 636 = 0.5408805031446541
0.5408805031446541 x 100 = 54.09%