-54.09% is the change from 771 to 354
Calculation steps:
[( 354 - 771 ) ÷ 771] x 100 = -54.09%
Formula
Percentage change = [(354 - 771) / 771] x 100
Subtract the new number by the original number
354 - 771 = -417
-417 ÷ 771 = -0.5408560311284046
-0.5408560311284046 x 100 = -54.09%