-10.21% is the change from 989 to 888
Calculation steps:
[( 888 - 989 ) ÷ 989] x 100 = -10.21%
Formula
Percentage change = [(888 - 989) / 989] x 100
Subtract the new number by the original number
888 - 989 = -101
-101 ÷ 989 = -0.10212335692618807
-0.10212335692618807 x 100 = -10.21%