-88.09% is the change from 655 to 78
Calculation steps:
[( 78 - 655 ) ÷ 655] x 100 = -88.09%
Formula
Percentage change = [(78 - 655) / 655] x 100
Subtract the new number by the original number
78 - 655 = -577
-577 ÷ 655 = -0.8809160305343512
-0.8809160305343512 x 100 = -88.09%