49.45% is the change from 637 to 952
Calculation steps:
[( 952 - 637 ) ÷ 637] x 100 = 49.45%
Formula
Percentage change = [(952 - 637) / 637] x 100
Subtract the new number by the original number
952 - 637 = 315
315 ÷ 637 = 0.4945054945054945
0.4945054945054945 x 100 = 49.45%