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Thread: cube roots

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    I am trying to get a formula that changes an annual interest rate into its monthly comparison. From monthly to annual i know the formula is (1+r) to the power 12, but how do i go the other way in a formula. There doesn't seem top be a formula for it....please help!
    Thanks
    Pete

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    Use Power(number,1/3) for cube or
    Power(number,1/12) for 12th root

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    On 2002-05-07 03:59, Peter McKee wrote:
    I am trying to get a formula that changes an annual interest rate into its monthly comparison. From monthly to annual i know the formula is (1+r) to the power 12, but how do i go the other way in a formula. There doesn't seem top be a formula for it....please help!
    Thanks
    Pete
    =(1+A1)^12
    =(1+A1)^0.0833333333333333

    where A1 is "r".

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