54.8% is the change from 635 to 983
Calculation steps:
[( 983 - 635 ) ÷ 635] x 100 = 54.8%
Formula
Percentage change = [(983 - 635) / 635] x 100
Subtract the new number by the original number
983 - 635 = 348
348 ÷ 635 = 0.5480314960629922
0.5480314960629922 x 100 = 54.8%