3rd grade math

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3,456 in expanded form? 3 thousand 4 hundred and 56? is this right?

  • 3rd grade math -

    I would write this as
    3000 + 400 + 50 + 6
    Here is a site that explains it rather well.

  • addtion patterns -

    2+5=7

  • 3rd grade math -

    5+4=9 4+5=9 is commutative is this right?

  • 4rd grade math -

    Maths word form standard form and expand form

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