It’s been a while since most of us sat in a math classroom, right?This quiz takes you from Grade 1 basics all the way to serious school-level problems - and it’s tougher than it sounds. There are 36 ...
Many children never master fractions. When asked whether 12/13 + 7/8 was closest to 1, 2, 19, or 21, only 24% of a nationally representative sample of more than 20,000 US 8th graders answered ...