-2.22% is the change from 676 to 661
Calculation steps:
[( 661 - 676 ) ÷ 676] x 100 = -2.22%
Formula
Percentage change = [(661 - 676) / 676] x 100
Subtract the new number by the original number
661 - 676 = -15
-15 ÷ 676 = -0.022189349112426034
-0.022189349112426034 x 100 = -2.22%