-12.13% is the change from 503 to 442
Calculation steps:
[( 442 - 503 ) ÷ 503] x 100 = -12.13%
Formula
Percentage change = [(442 - 503) / 503] x 100
Subtract the new number by the original number
442 - 503 = -61
-61 ÷ 503 = -0.12127236580516898
-0.12127236580516898 x 100 = -12.13%