-62.62% is the change from 503 to 188
Calculation steps:
[( 188 - 503 ) ÷ 503] x 100 = -62.62%
Formula
Percentage change = [(188 - 503) / 503] x 100
Subtract the new number by the original number
188 - 503 = -315
-315 ÷ 503 = -0.6262425447316103
-0.6262425447316103 x 100 = -62.62%