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  1. 1

    Analysis of errors committed by fourth-year high school students in simplifying radical numbers 由 Dalere, Pancho M.

    出版 1985
    Thesis

    Analysis of errors committed by fourth-year high school students in simplifying radical numbers
  2. 2

    I can count the petals of a flower 由 Wahl, John

    出版 1976
    图书

    I can count the petals of a flower
  3. 3

    Base five 由 Adler, David A.

    出版 1975
    图书

    Base five
  4. 4

    Realm of numbers 由 Asimov, Isaac, 1920-

    出版 1959
    图书

    Realm of numbers

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