-90.6% is the change from 702 to 66
Calculation steps:
[( 66 - 702 ) ÷ 702] x 100 = -90.6%
Formula
Percentage change = [(66 - 702) / 702] x 100
Subtract the new number by the original number
66 - 702 = -636
-636 ÷ 702 = -0.905982905982906
-0.905982905982906 x 100 = -90.6%