-38.3% is the change from 671 to 414
Calculation steps:
[( 414 - 671 ) ÷ 671] x 100 = -38.3%
Formula
Percentage change = [(414 - 671) / 671] x 100
Subtract the new number by the original number
414 - 671 = -257
-257 ÷ 671 = -0.3830104321907601
-0.3830104321907601 x 100 = -38.3%