-14.52% is the change from 840 to 718
Calculation steps:
[( 718 - 840 ) ÷ 840] x 100 = -14.52%
Formula
Percentage change = [(718 - 840) / 840] x 100
Subtract the new number by the original number
718 - 840 = -122
-122 ÷ 840 = -0.14523809523809525
-0.14523809523809525 x 100 = -14.52%