-91.64% is the change from 945 to 79
Calculation steps:
[( 79 - 945 ) ÷ 945] x 100 = -91.64%
Formula
Percentage change = [(79 - 945) / 945] x 100
Subtract the new number by the original number
79 - 945 = -866
-866 ÷ 945 = -0.9164021164021164
-0.9164021164021164 x 100 = -91.64%