-89.02% is the change from 929 to 102
Calculation steps:
[( 102 - 929 ) ÷ 929] x 100 = -89.02%
Formula
Percentage change = [(102 - 929) / 929] x 100
Subtract the new number by the original number
102 - 929 = -827
-827 ÷ 929 = -0.8902045209903121
-0.8902045209903121 x 100 = -89.02%