-35.25% is the change from 851 to 551
Calculation steps:
[( 551 - 851 ) ÷ 851] x 100 = -35.25%
Formula
Percentage change = [(551 - 851) / 851] x 100
Subtract the new number by the original number
551 - 851 = -300
-300 ÷ 851 = -0.3525264394829612
-0.3525264394829612 x 100 = -35.25%