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Reference: Number and Language in Math
Numbers I: Counting, Integers, and Rationals
Counting Intuition for Integer Arithmetic
Integer Division in Terms of Counting
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How do you interpret 15/3=515/3 = 515/3=5? This means you can divide 15 items into 3 groups of 5 objects each. This is similar to the interpretation of 3×5=153\times 5 = 153×5=1…
By Victor Wang
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