989.89% is the change from 89 to 970
Calculation steps:
[( 970 - 89 ) ÷ 89] x 100 = 989.89%
Formula
Percentage change = [(970 - 89) / 89] x 100
Subtract the new number by the original number
970 - 89 = 881
881 ÷ 89 = 9.898876404494382
9.898876404494382 x 100 = 989.89%