Careless

EXAM EXAM EXAM!!!
Today's exam is my favourite subject..
It's MATHS!!
Paiseh, i got abit sot liao..
I like tis subject since i'm small dunno why..
But.........
Today's paper,i know some question i wrong liao..
N,those are very stupid mistakes..
Not tat i dunno how to do but all are careless mistakes..
Omg,i reli dunno when i can stop being so careless leh..
Tis is reli a bad habit since i'm small..
Haiz...Careless...
So sad...