-68.63% is the change from 851 to 267
Calculation steps:
[( 267 - 851 ) ÷ 851] x 100 = -68.63%
Formula
Percentage change = [(267 - 851) / 851] x 100
Subtract the new number by the original number
267 - 851 = -584
-584 ÷ 851 = -0.6862514688601645
-0.6862514688601645 x 100 = -68.63%