-89.91% is the change from 694 to 70
Calculation steps:
[( 70 - 694 ) ÷ 694] x 100 = -89.91%
Formula
Percentage change = [(70 - 694) / 694] x 100
Subtract the new number by the original number
70 - 694 = -624
-624 ÷ 694 = -0.899135446685879
-0.899135446685879 x 100 = -89.91%