-59.51% is the change from 778 to 315
Calculation steps:
[( 315 - 778 ) ÷ 778] x 100 = -59.51%
Formula
Percentage change = [(315 - 778) / 778] x 100
Subtract the new number by the original number
315 - 778 = -463
-463 ÷ 778 = -0.5951156812339332
-0.5951156812339332 x 100 = -59.51%