-67.95% is the change from 777 to 249
Calculation steps:
[( 249 - 777 ) ÷ 777] x 100 = -67.95%
Formula
Percentage change = [(249 - 777) / 777] x 100
Subtract the new number by the original number
249 - 777 = -528
-528 ÷ 777 = -0.6795366795366795
-0.6795366795366795 x 100 = -67.95%
Example