-86.42% is the change from 972 to 132
Calculation steps:
[( 132 - 972 ) ÷ 972] x 100 = -86.42%
Formula
Percentage change = [(132 - 972) / 972] x 100
Subtract the new number by the original number
132 - 972 = -840
-840 ÷ 972 = -0.8641975308641975
-0.8641975308641975 x 100 = -86.42%