-6.63% is the change from 709 to 662
Calculation steps:
[( 662 - 709 ) ÷ 709] x 100 = -6.63%
Formula
Percentage change = [(662 - 709) / 709] x 100
Subtract the new number by the original number
662 - 709 = -47
-47 ÷ 709 = -0.06629055007052186
-0.06629055007052186 x 100 = -6.63%