-29.04% is the change from 637 to 452
Calculation steps:
[( 452 - 637 ) ÷ 637] x 100 = -29.04%
Formula
Percentage change = [(452 - 637) / 637] x 100
Subtract the new number by the original number
452 - 637 = -185
-185 ÷ 637 = -0.2904238618524333
-0.2904238618524333 x 100 = -29.04%