<p>Probably because the curve on the SAT I Math is pretty horrific and it’s really easy to make stupid errors on their questions. </p>
<p>I got 670 on the Math(770 Reading, so hey, same score!) the first time around and then got 800 the second time and the only difference was focus. The colleges I was applying to would take the best of each section so, knowing that I had reading in the bag, I saved my limited concentration for the math sections and voila.</p>