-36.1% is the change from 770 to 492
Calculation steps:
[( 492 - 770 ) ÷ 770] x 100 = -36.1%
Formula
Percentage change = [(492 - 770) / 770] x 100
Subtract the new number by the original number
492 - 770 = -278
-278 ÷ 770 = -0.36103896103896105
-0.36103896103896105 x 100 = -36.1%