-91.7% is the change from 928 to 77
Calculation steps:
[( 77 - 928 ) ÷ 928] x 100 = -91.7%
Formula
Percentage change = [(77 - 928) / 928] x 100
Subtract the new number by the original number
77 - 928 = -851
-851 ÷ 928 = -0.9170258620689655
-0.9170258620689655 x 100 = -91.7%