-1.2% is the change from 585 to 578
Calculation steps:
[( 578 - 585 ) ÷ 585] x 100 = -1.2%
Formula
Percentage change = [(578 - 585) / 585] x 100
Subtract the new number by the original number
578 - 585 = -7
-7 ÷ 585 = -0.011965811965811967
-0.011965811965811967 x 100 = -1.2%