-42.03% is the change from 778 to 451
Calculation steps:
[( 451 - 778 ) ÷ 778] x 100 = -42.03%
Formula
Percentage change = [(451 - 778) / 778] x 100
Subtract the new number by the original number
451 - 778 = -327
-327 ÷ 778 = -0.4203084832904884
-0.4203084832904884 x 100 = -42.03%