-40.04% is the change from 989 to 593
Calculation steps:
[( 593 - 989 ) ÷ 989] x 100 = -40.04%
Formula
Percentage change = [(593 - 989) / 989] x 100
Subtract the new number by the original number
593 - 989 = -396
-396 ÷ 989 = -0.40040444893832156
-0.40040444893832156 x 100 = -40.04%