That reminds me of a time when a dear friend and I were at lunch. He was trying to figure the tip and was taking awhile to do so. He's a mathmetics PhD and I teased him about it. I got a quick lesson about the difference between arithmetics and mathematics. :-)

DD12, 7th. Dx'd ADHD/GAD. No IQ test. EXPLORE & SAT just miss DYS but suspect HG+