-67.27% is the change from 770 to 252
Calculation steps:
[( 252 - 770 ) ÷ 770] x 100 = -67.27%
Formula
Percentage change = [(252 - 770) / 770] x 100
Subtract the new number by the original number
252 - 770 = -518
-518 ÷ 770 = -0.6727272727272727
-0.6727272727272727 x 100 = -67.27%