Dylan got his math test back and saw a negative 12 1/2 on the top of his math test. The grade was 100% because he has earned extra credit points. how much extra credit did didn't receive on his math test?

Respuesta :

because he got 100 %, that means that he didn't lose any points at all on his test. it said he lost 12 1/2 points, Dylan got 12 1/2 points back.
RELAXING NOICE
Relax