-1.44% is the change from 485 to 478
Calculation steps:
[( 478 - 485 ) ÷ 485] x 100 = -1.44%
Formula
Percentage change = [(478 - 485) / 485] x 100
Subtract the new number by the original number
478 - 485 = -7
-7 ÷ 485 = -0.01443298969072165
-0.01443298969072165 x 100 = -1.44%