-12.07% is the change from 671 to 590
Calculation steps:
[( 590 - 671 ) ÷ 671] x 100 = -12.07%
Formula
Percentage change = [(590 - 671) / 671] x 100
Subtract the new number by the original number
590 - 671 = -81
-81 ÷ 671 = -0.12071535022354694
-0.12071535022354694 x 100 = -12.07%