-68.9% is the change from 836 to 260
Calculation steps:
[( 260 - 836 ) ÷ 836] x 100 = -68.9%
Formula
Percentage change = [(260 - 836) / 836] x 100
Subtract the new number by the original number
260 - 836 = -576
-576 ÷ 836 = -0.6889952153110048
-0.6889952153110048 x 100 = -68.9%