-26.43% is the change from 874 to 643
Calculation steps:
[( 643 - 874 ) ÷ 874] x 100 = -26.43%
Formula
Percentage change = [(643 - 874) / 874] x 100
Subtract the new number by the original number
643 - 874 = -231
-231 ÷ 874 = -0.2643020594965675
-0.2643020594965675 x 100 = -26.43%