-27.63% is the change from 637 to 461
Calculation steps:
[( 461 - 637 ) ÷ 637] x 100 = -27.63%
Formula
Percentage change = [(461 - 637) / 637] x 100
Subtract the new number by the original number
461 - 637 = -176
-176 ÷ 637 = -0.27629513343799056
-0.27629513343799056 x 100 = -27.63%