-0.3% is the change from 659 to 657
Calculation steps:
[( 657 - 659 ) ÷ 659] x 100 = -0.3%
Formula
Percentage change = [(657 - 659) / 659] x 100
Subtract the new number by the original number
657 - 659 = -2
-2 ÷ 659 = -0.0030349013657056147
-0.0030349013657056147 x 100 = -0.3%