-71.11% is the change from 990 to 286
Calculation steps:
[( 286 - 990 ) ÷ 990] x 100 = -71.11%
Formula
Percentage change = [(286 - 990) / 990] x 100
Subtract the new number by the original number
286 - 990 = -704
-704 ÷ 990 = -0.7111111111111111
-0.7111111111111111 x 100 = -71.11%