-27.58% is the change from 892 to 646
Calculation steps:
[( 646 - 892 ) ÷ 892] x 100 = -27.58%
Formula
Percentage change = [(646 - 892) / 892] x 100
Subtract the new number by the original number
646 - 892 = -246
-246 ÷ 892 = -0.2757847533632287
-0.2757847533632287 x 100 = -27.58%