-9.68% is the change from 93 to 84
Calculation steps:
[( 84 - 93 ) ÷ 93] x 100 = -9.68%
Formula
Percentage change = [(84 - 93) / 93] x 100
Subtract the new number by the original number
84 - 93 = -9
-9 ÷ 93 = -0.0967741935483871
-0.0967741935483871 x 100 = -9.68%