-64.07% is the change from 771 to 277
Calculation steps:
[( 277 - 771 ) ÷ 771] x 100 = -64.07%
Formula
Percentage change = [(277 - 771) / 771] x 100
Subtract the new number by the original number
277 - 771 = -494
-494 ÷ 771 = -0.6407263294422828
-0.6407263294422828 x 100 = -64.07%