-13.81% is the change from 630 to 543
Calculation steps:
[( 543 - 630 ) ÷ 630] x 100 = -13.81%
Formula
Percentage change = [(543 - 630) / 630] x 100
Subtract the new number by the original number
543 - 630 = -87
-87 ÷ 630 = -0.1380952380952381
-0.1380952380952381 x 100 = -13.81%