-67.98% is the change from 840 to 269
Calculation steps:
[( 269 - 840 ) ÷ 840] x 100 = -67.98%
Formula
Percentage change = [(269 - 840) / 840] x 100
Subtract the new number by the original number
269 - 840 = -571
-571 ÷ 840 = -0.6797619047619048
-0.6797619047619048 x 100 = -67.98%