-9.87% is the change from 547 to 493
Calculation steps:
[( 493 - 547 ) ÷ 547] x 100 = -9.87%
Formula
Percentage change = [(493 - 547) / 547] x 100
Subtract the new number by the original number
493 - 547 = -54
-54 ÷ 547 = -0.09872029250457039
-0.09872029250457039 x 100 = -9.87%