-49.24% is the change from 859 to 436
Calculation steps:
[( 436 - 859 ) ÷ 859] x 100 = -49.24%
Formula
Percentage change = [(436 - 859) / 859] x 100
Subtract the new number by the original number
436 - 859 = -423
-423 ÷ 859 = -0.49243306169965073
-0.49243306169965073 x 100 = -49.24%