-11.03% is the change from 671 to 597
Calculation steps:
[( 597 - 671 ) ÷ 671] x 100 = -11.03%
Formula
Percentage change = [(597 - 671) / 671] x 100
Subtract the new number by the original number
597 - 671 = -74
-74 ÷ 671 = -0.11028315946348734
-0.11028315946348734 x 100 = -11.03%