-79.07% is the change from 688 to 144
Calculation steps:
[( 144 - 688 ) ÷ 688] x 100 = -79.07%
Formula
Percentage change = [(144 - 688) / 688] x 100
Subtract the new number by the original number
144 - 688 = -544
-544 ÷ 688 = -0.7906976744186046
-0.7906976744186046 x 100 = -79.07%