-91.76% is the change from 655 to 54
Calculation steps:
[( 54 - 655 ) ÷ 655] x 100 = -91.76%
Formula
Percentage change = [(54 - 655) / 655] x 100
Subtract the new number by the original number
54 - 655 = -601
-601 ÷ 655 = -0.917557251908397
-0.917557251908397 x 100 = -91.76%