-48.23% is the change from 989 to 512
Calculation steps:
[( 512 - 989 ) ÷ 989] x 100 = -48.23%
Formula
Percentage change = [(512 - 989) / 989] x 100
Subtract the new number by the original number
512 - 989 = -477
-477 ÷ 989 = -0.48230535894843274
-0.48230535894843274 x 100 = -48.23%