Escaping the habit-trap!
You are solving a word-problem and you need to add three 3-digit numbers to arrive at the solution. How do you do it? Do you do it orally or do you quickly pick up your pencil and do the math? Well, I tend to do the latter and I have been trying to get rid of this tendency for a long time. I see people calculate in their heads and come up with an answer even faster. I think it's very cool but annoying too because... why on earth am I not able to do that!!! Habit. Oxford dictionary says habit means a constant, almost automatic, practice acquired by frequent repetition. And I, dear friend, developed this habit of dealing with numbers using pencil and never challenged it. When I calculate by visualizing the numbers while staring at some random object in front of me, I panic. I forget to add the 3 that was carried on the hundredth place and hey, I got the answer wrong! So, I pick up my same-old-pencil and solve it again on paper. Yay! Now I got it right! But guess what, I am late! Intu...