-56.62% is the change from 770 to 334
Calculation steps:
[( 334 - 770 ) ÷ 770] x 100 = -56.62%
Formula
Percentage change = [(334 - 770) / 770] x 100
Subtract the new number by the original number
334 - 770 = -436
-436 ÷ 770 = -0.5662337662337662
-0.5662337662337662 x 100 = -56.62%