1.   An example of the Commutative Property of Addition is ______________.
    A. 2(4 · 6) = (2 · 4)6
    B. 2 · 4 = 4 · 2
    C. 2 + (4 + 6) = (2 + 4) + 6
    D. 2 + 4 = 4 + 2
    Hint

  2.   Find the product 4 · 6 · 5 mentally.
    A. 120 B. 100
    C. 80 D. 20
    Hint

  3.   Name the property shown by the statement 6(2m) = (6 · 2)m.
    A. Commutative Property of Addition
    B. Associative Property of Multiplication
    C. Associative Property of Addition
    D. Commutative Property of Multiplication
    Hint

  4.   Simplify 6 + b + 3.
    A. b + 9 B. 9
    C. 9b D. 3 + b
    Hint

  5.   Simplify (r + 6) + 27.
    A. 33r B. r + 21
    C. r + 33 D. 6r + 27
    Hint



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