-29.49% is the change from 641 to 452
Calculation steps:
[( 452 - 641 ) ÷ 641] x 100 = -29.49%
Formula
Percentage change = [(452 - 641) / 641] x 100
Subtract the new number by the original number
452 - 641 = -189
-189 ÷ 641 = -0.2948517940717629
-0.2948517940717629 x 100 = -29.49%