-66.4% is the change from 503 to 169
Calculation steps:
[( 169 - 503 ) ÷ 503] x 100 = -66.4%
Formula
Percentage change = [(169 - 503) / 503] x 100
Subtract the new number by the original number
169 - 503 = -334
-334 ÷ 503 = -0.6640159045725647
-0.6640159045725647 x 100 = -66.4%