In the math example I had an intuition of the wrong price(10 cents) but, I also had an intuition that it was wrong too. I knew I was going to need to do the mat

In the math example I had an intuition of the wrong price(10 cents) but, I also had an intuition that it was wrong too. I knew I was going to need to do the math, but didn't bother cause I knew the article was going to tell me in few more seconds of reading.