Eversince I've studied accountancy, I never ever trust my own calculation using my mind. I ALWAYS USE CALCULATOR, BECAUSE IT IS TOO RISKY TO COMMIT MISTAKE especially at work.
LOL, tell me about it being in accounting myself as well, i'm too dependent on calculators, lol oh well
"10% of life is made up of what happens to you, 90% is decided by how you react" "The way to love anything is to realize that it may be lost"