-49.16% is the change from 771 to 392
Calculation steps:
[( 392 - 771 ) ÷ 771] x 100 = -49.16%
Formula
Percentage change = [(392 - 771) / 771] x 100
Subtract the new number by the original number
392 - 771 = -379
-379 ÷ 771 = -0.4915693904020752
-0.4915693904020752 x 100 = -49.16%