-91.64% is the change from 909 to 76
Calculation steps:
[( 76 - 909 ) ÷ 909] x 100 = -91.64%
Formula
Percentage change = [(76 - 909) / 909] x 100
Subtract the new number by the original number
76 - 909 = -833
-833 ÷ 909 = -0.9163916391639164
-0.9163916391639164 x 100 = -91.64%