1.   Rewrite 20(8 + 3) using the distributive property.
    A. 20 + 8 × 20 + 3 B. 20 × 8 + 3
    C. 20 × 8 × 3 D. 20 × 8 + 20 × 3
    Hint

  2.   How could you find 5 × 17 mentally using the distributive property?
    A. 5 × 10 + 5 × 7 B. 5 × 10 × 5 × 7
    C. 5 + 10 × 5 + 7 D. 5 × 10 - 5 × 7
    Hint

  3.   A stamp costs $0.33. How much would a book of 20 stamps cost?
    A. $66 B. $12
    C. $3.60 D. $6.60
    Hint

  4.   What property is shown by the equation (3 × 4) × 5 = 3 × (4 × 5)?
    A. Distributive Property B. Associative Property of Multiplication
    C. Commutative Property of Multiplication D. Multiplicative Identity
    Hint

  5.   Find 102 + 57 + 98 mentally.
    A. 261 B. 257
    C. 159 D. 167
    Hint



Glencoe
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