-42.14% is the change from 859 to 497
Calculation steps:
[( 497 - 859 ) ÷ 859] x 100 = -42.14%
Formula
Percentage change = [(497 - 859) / 859] x 100
Subtract the new number by the original number
497 - 859 = -362
-362 ÷ 859 = -0.4214202561117579
-0.4214202561117579 x 100 = -42.14%