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  • Jeanette Cox

    November 10, 2020 at 10:45 pm

    Thinking of the piano keyboard the following ratio problem represents a multiplicative relationship of black keys to white keys per octave. Then reframed the ratio to a composed unit by comparing octaves to black keys and then determining the unit rate of black keys to octaves.

    • This reply was modified 2 years, 2 months ago by  Jeanette Cox.