-90.13% is the change from 547 to 54
Calculation steps:
[( 54 - 547 ) ÷ 547] x 100 = -90.13%
Formula
Percentage change = [(54 - 547) / 547] x 100
Subtract the new number by the original number
54 - 547 = -493
-493 ÷ 547 = -0.9012797074954296
-0.9012797074954296 x 100 = -90.13%