-10.17% is the change from 964 to 866
Calculation steps:
[( 866 - 964 ) ÷ 964] x 100 = -10.17%
Formula
Percentage change = [(866 - 964) / 964] x 100
Subtract the new number by the original number
866 - 964 = -98
-98 ÷ 964 = -0.1016597510373444
-0.1016597510373444 x 100 = -10.17%