Add Yahoo as a preferred source to see more of our stories on Google. Latrenda Knighten has always liked math. As a child, she remembers breezing through timed tests ‒ high speed, low stakes ...

Latrenda Knighten has always liked math. As a child, she remembers breezing through timed tests ‒ high speed, low stakes assignments that challenge students to complete a number of simple problems in ...

Latrenda Knighten has always liked math. As a child, she remembers breezing through timed tests ‒ high speed, low stakes assignments that challenge students to complete a number of simple problems in ...