971.11% is the change from 90 to 964
Calculation steps:
[( 964 - 90 ) ÷ 90] x 100 = 971.11%
Formula
Percentage change = [(964 - 90) / 90] x 100
Subtract the new number by the original number
964 - 90 = 874
874 ÷ 90 = 9.71111111111111
9.71111111111111 x 100 = 971.11%