-76.26% is the change from 990 to 235
Calculation steps:
[( 235 - 990 ) ÷ 990] x 100 = -76.26%
Formula
Percentage change = [(235 - 990) / 990] x 100
Subtract the new number by the original number
235 - 990 = -755
-755 ÷ 990 = -0.7626262626262627
-0.7626262626262627 x 100 = -76.26%