-78.41% is the change from 996 to 215
Calculation steps:
[( 215 - 996 ) ÷ 996] x 100 = -78.41%
Formula
Percentage change = [(215 - 996) / 996] x 100
Subtract the new number by the original number
215 - 996 = -781
-781 ÷ 996 = -0.7841365461847389
-0.7841365461847389 x 100 = -78.41%