-45.48% is the change from 851 to 464
Calculation steps:
[( 464 - 851 ) ÷ 851] x 100 = -45.48%
Formula
Percentage change = [(464 - 851) / 851] x 100
Subtract the new number by the original number
464 - 851 = -387
-387 ÷ 851 = -0.45475910693301996
-0.45475910693301996 x 100 = -45.48%