-6.31% is the change from 998 to 935
Calculation steps:
[( 935 - 998 ) ÷ 998] x 100 = -6.31%
Formula
Percentage change = [(935 - 998) / 998] x 100
Subtract the new number by the original number
935 - 998 = -63
-63 ÷ 998 = -0.06312625250501001
-0.06312625250501001 x 100 = -6.31%