52.75% is the change from 637 to 973
Calculation steps:
[( 973 - 637 ) ÷ 637] x 100 = 52.75%
Formula
Percentage change = [(973 - 637) / 637] x 100
Subtract the new number by the original number
973 - 637 = 336
336 ÷ 637 = 0.5274725274725275
0.5274725274725275 x 100 = 52.75%