I keep declaring myself all better, doing something normal, then crawling back into bed. During one of those productive times, K and I sat down with math.
She (calmly enough, for her) announced that she did not remember what those numbers above and below a line meant. Time to put the book away, and pull out the fraction circles. We made patterns, we played cake. I explained what the numbers above and below the line meant. We went back to the math page.