-86.09% is the change from 963 to 134
Calculation steps:
[( 134 - 963 ) ÷ 963] x 100 = -86.09%
Formula
Percentage change = [(134 - 963) / 963] x 100
Subtract the new number by the original number
134 - 963 = -829
-829 ÷ 963 = -0.8608515057113187
-0.8608515057113187 x 100 = -86.09%