62.5% is the change from 392 to 637
Calculation steps:
[( 637 - 392 ) ÷ 392] x 100 = 62.5%
Formula
Percentage change = [(637 - 392) / 392] x 100
Subtract the new number by the original number
637 - 392 = 245
245 ÷ 392 = 0.625
0.625 x 100 = 62.5%
Example