In base 10 the number 25.12 actually means 20 + 5 + 1/10 + 2/100. What does the base 7 number 25.12

Discussion in 'Calculator Requests' started by math_celebrity, Feb 16, 2023.

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  1. math_celebrity

    math_celebrity Administrator Staff Member

    In base 10 the number 25.12 actually means 20 + 5 + 1/10 + 2/100. What does the base 7 number 25.12 mean?

    2 groups of 7
    5 groups of 1
    1 group of 1/7
    2 groups of 1/49 (1/7)^2

    14 + 5 + 1/7 + 2/49
     

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