-1.4% is the change from 501 to 494
Calculation steps:
[( 494 - 501 ) ÷ 501] x 100 = -1.4%
Formula
Percentage change = [(494 - 501) / 501] x 100
Subtract the new number by the original number
494 - 501 = -7
-7 ÷ 501 = -0.013972055888223553
-0.013972055888223553 x 100 = -1.4%