-22.21% is the change from 860 to 669
Calculation steps:
[( 669 - 860 ) ÷ 860] x 100 = -22.21%
Formula
Percentage change = [(669 - 860) / 860] x 100
Subtract the new number by the original number
669 - 860 = -191
-191 ÷ 860 = -0.22209302325581395
-0.22209302325581395 x 100 = -22.21%