-86.23% is the change from 973 to 134
Calculation steps:
[( 134 - 973 ) ÷ 973] x 100 = -86.23%
Formula
Percentage change = [(134 - 973) / 973] x 100
Subtract the new number by the original number
134 - 973 = -839
-839 ÷ 973 = -0.8622816032887975
-0.8622816032887975 x 100 = -86.23%