-62.3% is the change from 671 to 253
Calculation steps:
[( 253 - 671 ) ÷ 671] x 100 = -62.3%
Formula
Percentage change = [(253 - 671) / 671] x 100
Subtract the new number by the original number
253 - 671 = -418
-418 ÷ 671 = -0.6229508196721312
-0.6229508196721312 x 100 = -62.3%