-88.24% is the change from 655 to 77
Calculation steps:
[( 77 - 655 ) ÷ 655] x 100 = -88.24%
Formula
Percentage change = [(77 - 655) / 655] x 100
Subtract the new number by the original number
77 - 655 = -578
-578 ÷ 655 = -0.8824427480916031
-0.8824427480916031 x 100 = -88.24%