Tag Archives: fractions

Making Sense of Invert and Multiply

As elementary teachers, we rarely have the opportunity to explore division of a fraction by a fraction.  When we do, it’s normally accompanied with Keep-Change-Flip or the saying “Yours is not the reason why, just invert and multiply.” Both are conceptual … Continue reading

Posted in 3-5, 6-8, Against the Norm, Fractions, Making Sense Series, Math Progressions, Number Sense, Planning, Strategy Development | Tagged , , , , , , | 15 Comments

A number line, number string, and Number Talk walk into a class…

As teachers and students ramp up for testing I was invited to visit a 5th grade class and asked to focus on fractions.  Before the lesson, the teacher and I discussed the importance of a number line, which was an extension of … Continue reading

Posted in 3-5, Estimation, Fractions, Making Math Accessible, Math Tools, Number Sense, SMPs, Strategy Development | Tagged , , | 6 Comments