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29 August, 20:11

What is the least common denominator (LCD) of - 1 5/6 and - 1 7/9 ?

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  1. 29 August, 20:36
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    18

    Step-by-step explanation:

    we start to write a few iterations of 6 and 9:

    6, 12, 18, 24, 30, 36, 42, 48, 54, 60, ...

    9, 18, 27, 36, 45, 54, 63, 72, 81, 90, ...

    the LCD is the least repeating number in both sequences. It is 18
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