-9.38% is the change from 544 to 493
Calculation steps:
[( 493 - 544 ) ÷ 544] x 100 = -9.38%
Formula
Percentage change = [(493 - 544) / 544] x 100
Subtract the new number by the original number
493 - 544 = -51
-51 ÷ 544 = -0.09375
-0.09375 x 100 = -9.38%