-28.62% is the change from 898 to 641
Calculation steps:
[( 641 - 898 ) ÷ 898] x 100 = -28.62%
Formula
Percentage change = [(641 - 898) / 898] x 100
Subtract the new number by the original number
641 - 898 = -257
-257 ÷ 898 = -0.28619153674832964
-0.28619153674832964 x 100 = -28.62%