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    Math

    Multiplying & Dividing with Unknowns

    March 15, 2017

    by

    Rosanna Ortiz

    In third grade one of the biggest mathematical goals is for students to master their multiplication and division basic facts within 100. No problem, right? Wrong! This is a big demand and students must not only know how to solve basic problems such as 7 x 3 = ? but they are also expected to solve pr...

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    Math

    Equivalent Fractions

    January 22, 2017

    by

    Rosanna Ortiz

    As I said in a previous blog Fractions in Third Grade, fractions are an abstract concept. I always start with concrete learning so that students can start to explore concepts and build learning through their own discoveries rather than teacher-driven instruction. 

    At this point in the third grade lea...

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    Math

    Fractions in Fifth Grade

    January 17, 2017

    by

    Rosanna Ortiz

    I’m going to be honest, the first time I saw some of the “new methods” for adding, subtracting, multiplying, and dividing fractions I was utterly confused. I kept thinking to myself, you have to do what? What happened to simply keeping the first fraction the same, change the division symbol to multi...

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    Math

    Ugh! Fractions on a Number Line

    January 16, 2017

    by

    Rosanna Ortiz

    Ugh! Number lines are tricky. Students always seem to have a difficult time understanding this concept. Here are some strategies and resources you can use to help support student learning.

    1. Cuisenaire Rods

    Using cuisenaire rods are a great way to help students develop their understanding of fraction...

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