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  • Natalie VanWyngaarden

    Member
    May 19, 2020 at 7:46 pm

    The big idea of the video was the interconnection among place value, decimals and fractions and how the magnitude changes e.g., multiplying by 10 or grouping into 10 as you move from ones to tens to hundreds. This reverses in the other direction e.g. dividing by ten and hence decimal notation. I always find the history of words fascinating. Latin and Greek was never offered in high school when I was a kid and I wished it was. Many of our math words have as mentioned a logic to its name so knowing this really helps us to make the connections. I learnt about the eleven name which was interesting. Our language always continues to evolve…