-21.99% is the change from 996 to 777
Calculation steps:
[( 777 - 996 ) ÷ 996] x 100 = -21.99%
Formula
Percentage change = [(777 - 996) / 996] x 100
Subtract the new number by the original number
777 - 996 = -219
-219 ÷ 996 = -0.21987951807228914
-0.21987951807228914 x 100 = -21.99%