-98.96% is the change from 966 to 10
Calculation steps:
[( 10 - 966 ) ÷ 966] x 100 = -98.96%
Formula
Percentage change = [(10 - 966) / 966] x 100
Subtract the new number by the original number
10 - 966 = -956
-956 ÷ 966 = -0.989648033126294
-0.989648033126294 x 100 = -98.96%