-25.75% is the change from 637 to 473
Calculation steps:
[( 473 - 637 ) ÷ 637] x 100 = -25.75%
Formula
Percentage change = [(473 - 637) / 637] x 100
Subtract the new number by the original number
473 - 637 = -164
-164 ÷ 637 = -0.25745682888540034
-0.25745682888540034 x 100 = -25.75%