-90.35% is the change from 964 to 93
Calculation steps:
[( 93 - 964 ) ÷ 964] x 100 = -90.35%
Formula
Percentage change = [(93 - 964) / 964] x 100
Subtract the new number by the original number
93 - 964 = -871
-871 ÷ 964 = -0.9035269709543569
-0.9035269709543569 x 100 = -90.35%