-26.91% is the change from 851 to 622
Calculation steps:
[( 622 - 851 ) ÷ 851] x 100 = -26.91%
Formula
Percentage change = [(622 - 851) / 851] x 100
Subtract the new number by the original number
622 - 851 = -229
-229 ÷ 851 = -0.2690951821386604
-0.2690951821386604 x 100 = -26.91%