-49.13% is the change from 859 to 437
Calculation steps:
[( 437 - 859 ) ÷ 859] x 100 = -49.13%
Formula
Percentage change = [(437 - 859) / 859] x 100
Subtract the new number by the original number
437 - 859 = -422
-422 ÷ 859 = -0.4912689173457509
-0.4912689173457509 x 100 = -49.13%