Respuesta :
-6 1/2 + 2 2/3=
get a common denominator
-6 1/2*3/3 + 2 2/3 * 2/3 =
-6 3/6 + 2 4/6
take the smaller from the larger and then take the sign of the larger
6 3/6 - 2 4/6
borrow
5 (6/6 + 3/6) - 2 4/6
5 9/6 - 2 4/6
3 5/6
sign of the larger which was negative
-3 5/6
we are 3 5/6 ft below sea level
levation Integer
20,320 feet above sea level +20,320
sea level 0
282 feet below sea level -282 thats the best i can do hope it help[ed