-1.66% is the change from 662 to 651
Calculation steps:
[( 651 - 662 ) ÷ 662] x 100 = -1.66%
Formula
Percentage change = [(651 - 662) / 662] x 100
Subtract the new number by the original number
651 - 662 = -11
-11 ÷ 662 = -0.01661631419939577
-0.01661631419939577 x 100 = -1.66%