-65.28% is the change from 671 to 233
Calculation steps:
[( 233 - 671 ) ÷ 671] x 100 = -65.28%
Formula
Percentage change = [(233 - 671) / 671] x 100
Subtract the new number by the original number
233 - 671 = -438
-438 ÷ 671 = -0.6527570789865872
-0.6527570789865872 x 100 = -65.28%