-72.15% is the change from 851 to 237
Calculation steps:
[( 237 - 851 ) ÷ 851] x 100 = -72.15%
Formula
Percentage change = [(237 - 851) / 851] x 100
Subtract the new number by the original number
237 - 851 = -614
-614 ÷ 851 = -0.7215041128084606
-0.7215041128084606 x 100 = -72.15%