-66.47% is the change from 671 to 225
Calculation steps:
[( 225 - 671 ) ÷ 671] x 100 = -66.47%
Formula
Percentage change = [(225 - 671) / 671] x 100
Subtract the new number by the original number
225 - 671 = -446
-446 ÷ 671 = -0.6646795827123696
-0.6646795827123696 x 100 = -66.47%