While 3rd grade had the big push to learn multiplication and division facts and show mastery through timed tests (100 problems in 5 minutes), 4th grade in our public school district also has timed multiplication tests to solidify the automaticity of facts (and for those who didn't memorize them in 3rd, teach them). We even have several 5th grade teachers who have a weekly timed multiplication test.

She thought she could, so she did.