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Find the next two numbers

6,12,9,18, 15 ___ ____

  • math -

    6,12,9,18,15,30,60

    6 x 2 = 12
    9 x 2 = 18
    15 x 2 = 30
    30 x 2 = 60

  • math -

    6,12,9,18, 15, 30, 27, 54

    Chelle forgot to subtract 3 from every other number.

  • math -

    6
    12 = 6*2
    9 = 12 - 3
    18= 9*2
    15 = 18 -3
    30 = 15*2
    27 = 30 - 3

    so I say 30 then 27

  • math -

    Thanks, Ms. Sue!
    Now I see!

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