-28.16% is the change from 934 to 671
Calculation steps:
[( 671 - 934 ) ÷ 934] x 100 = -28.16%
Formula
Percentage change = [(671 - 934) / 934] x 100
Subtract the new number by the original number
671 - 934 = -263
-263 ÷ 934 = -0.2815845824411135
-0.2815845824411135 x 100 = -28.16%