-53.79% is the change from 989 to 457
Calculation steps:
[( 457 - 989 ) ÷ 989] x 100 = -53.79%
Formula
Percentage change = [(457 - 989) / 989] x 100
Subtract the new number by the original number
457 - 989 = -532
-532 ÷ 989 = -0.537917087967644
-0.537917087967644 x 100 = -53.79%