-7.2% is the change from 1000 to 928
Calculation steps:
[( 928 - 1000 ) ÷ 1000] x 100 = -7.2%
Formula
Percentage change = [(928 - 1000) / 1000] x 100
Subtract the new number by the original number
928 - 1000 = -72
-72 ÷ 1000 = -0.072
-0.072 x 100 = -7.2%