-78.36% is the change from 998 to 216
Calculation steps:
[( 216 - 998 ) ÷ 998] x 100 = -78.36%
Formula
Percentage change = [(216 - 998) / 998] x 100
Subtract the new number by the original number
216 - 998 = -782
-782 ÷ 998 = -0.7835671342685371
-0.7835671342685371 x 100 = -78.36%