-2.51% is the change from 557 to 543
Calculation steps:
[( 543 - 557 ) ÷ 557] x 100 = -2.51%
Formula
Percentage change = [(543 - 557) / 557] x 100
Subtract the new number by the original number
543 - 557 = -14
-14 ÷ 557 = -0.025134649910233394
-0.025134649910233394 x 100 = -2.51%