Problem (Page 88). In a group of nine coins, eight weigh the same ...
Problem (Page 88). In a group of nine coins, eight weigh the same ...
Problem (Page 88). In a group of nine coins, eight weigh the same ...
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40 3. WHOLE NUMBERS: OPERATIONS AND PROPERTIES(3) Associative PropertyLet a, b, and c be any whole numbers. Thena(bc) = (ab)c.(4) Identity PropertyThe number 1 is <strong>the</strong> unique whole number such that for every whole numbera,a · 1 = a = 1 · a.1 is called <strong>the</strong> multiplicative identity or <strong>the</strong> identity for multiplication.(5) Distributive Property <strong>of</strong> Multiplication over AdditionLet a, b, and c be any whole numbers. Thena(b + c) = ab + ac.The 3 is distributed to <strong>the</strong> 2 and <strong>the</strong> 4.Note. This property relates <strong>the</strong> operations <strong>of</strong> addition and multiplication.
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