-97.15% is the change from 771 to 22
Calculation steps:
[( 22 - 771 ) ÷ 771] x 100 = -97.15%
Formula
Percentage change = [(22 - 771) / 771] x 100
Subtract the new number by the original number
22 - 771 = -749
-749 ÷ 771 = -0.9714656290531777
-0.9714656290531777 x 100 = -97.15%