math

Jordan is making a beaded necklace, 2/3 of the beads she uses are red and 4/21 of the beads are blue, she wants the rest to be white, what fraction of the beads should be white?

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  1. 2/3 = 14/21
    21-14-4 = the # of the beads left
    that # = 3
    so 3 bead should be white

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  2. 1/7 will be the ans

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  3. let x be the total number of beads

    2x/3 + 4x/21 + whites = x
    times 21
    14x + 4x + 21whites = 21x
    21whites = 3x
    whites = (1/7)x or (1/7) of the total

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  4. You are such and inspiration Abbey! My son and I went out and bouhgt materials to make key chains for Christmas this morning thanks to you. (pony beads, lanyard and hooks) I also got pipe cleaners for him too. He had a blast and I felt like I was being a good mom ;)

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  5. So I would give out the answer....But I don't have a clue thank you!!!!

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  6. 1/7

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  7. Why me

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  8. 1/7

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