-97.92% is the change from 771 to 16
Calculation steps:
[( 16 - 771 ) ÷ 771] x 100 = -97.92%
Formula
Percentage change = [(16 - 771) / 771] x 100
Subtract the new number by the original number
16 - 771 = -755
-755 ÷ 771 = -0.9792477302204928
-0.9792477302204928 x 100 = -97.92%