-48.08% is the change from 990 to 514
Calculation steps:
[( 514 - 990 ) ÷ 990] x 100 = -48.08%
Formula
Percentage change = [(514 - 990) / 990] x 100
Subtract the new number by the original number
514 - 990 = -476
-476 ÷ 990 = -0.4808080808080808
-0.4808080808080808 x 100 = -48.08%