-46.89% is the change from 851 to 452
Calculation steps:
[( 452 - 851 ) ÷ 851] x 100 = -46.89%
Formula
Percentage change = [(452 - 851) / 851] x 100
Subtract the new number by the original number
452 - 851 = -399
-399 ÷ 851 = -0.4688601645123384
-0.4688601645123384 x 100 = -46.89%