-14.44% is the change from 637 to 545
Calculation steps:
[( 545 - 637 ) ÷ 637] x 100 = -14.44%
Formula
Percentage change = [(545 - 637) / 637] x 100
Subtract the new number by the original number
545 - 637 = -92
-92 ÷ 637 = -0.14442700156985872
-0.14442700156985872 x 100 = -14.44%