-68.53% is the change from 699 to 220
Calculation steps:
[( 220 - 699 ) ÷ 699] x 100 = -68.53%
Formula
Percentage change = [(220 - 699) / 699] x 100
Subtract the new number by the original number
220 - 699 = -479
-479 ÷ 699 = -0.6852646638054364
-0.6852646638054364 x 100 = -68.53%