-44.27% is the change from 768 to 428
Calculation steps:
[( 428 - 768 ) ÷ 768] x 100 = -44.27%
Formula
Percentage change = [(428 - 768) / 768] x 100
Subtract the new number by the original number
428 - 768 = -340
-340 ÷ 768 = -0.4427083333333333
-0.4427083333333333 x 100 = -44.27%