-36.51% is the change from 671 to 426
Calculation steps:
[( 426 - 671 ) ÷ 671] x 100 = -36.51%
Formula
Percentage change = [(426 - 671) / 671] x 100
Subtract the new number by the original number
426 - 671 = -245
-245 ÷ 671 = -0.3651266766020864
-0.3651266766020864 x 100 = -36.51%