I did it like this:
7 1/4 - 3/4
= 7.25 - 0.75
= 6.5
= 6 and 1/2
I would have assumed that most people would do it this way when they see a fraction that can be expressed as an easy floating point but maybe not!
7 1/4 - 3/4
= 7.25 - 0.75
= 6.5
= 6 and 1/2
I would have assumed that most people would do it this way when they see a fraction that can be expressed as an easy floating point but maybe not!
And it’s not one of the two ways the article claims people do math.