frustration

erghhhh!!!!!!!!!!!!!!!
i want to xpress my endless frustration here..
it's none other than add math!!!!
oh gosh~~~
no wonder la i got a very-very gud marks for my paper2..
there's soooooooooooooo many careless mistake!!!
i feel like punching muhself rite now!!!!!yihh!!
as u know, in +math if u do one step wrong it will affect d entire works n eventually ur answer will be wrong too..T_T
im just so frustrated..why did i make some stupid mistakes???
this is what'll happen if u get overconfident for some certain questions (like, the EASY ones?=@)
the same goes for chemy..
huhh..i think i'll need a magnifying glass the nex time i do my tests..-_-'

p/s:calmed muhself down with dancing. btw,it does help..=p