1.   Round to the given place.

3,642; nearest thousand

    A. 3,600 B. 4,000
    C. 3,700 D. 3,000
    Hint

  2.   Andrea and Ron want computer equipment costing $2,895. To the nearest thousand, about how much money do they need for the equipment?
    A. $2,900 B. $2,800
    C. $3,000 D. $2,000
    Hint

  3.   Find the product.

    A. 740 B. 147
    C. 4,710 D. 470
    Hint

  4.   Selena is finding 20 × 160. Explain why she can think of 20 × 160 as 2 × 10 × 16 × 10.
    A. 20 = 2 × 10 and 16 = 16 × 100, so 20 × 160 = 2 × 10 × 16 × 10
    B. 20 = 2 × 10 and 160 = 16 × 10, so 20 × 160 = 2 × 10 × 16 × 10
    C. 20 = 2 × 10 and 160 = 16 × 10, so 20 + 160 = 2 × 10 + 16 × 10
    D. 20 = 2 + 10 and 160 = 16 + 10, so 20 × 160 = 2 + 10 × 16 + 10
    Hint

  5.   Estimate. Tell whether the estimate is greater or less than the actual product.

    A. 65 × 20 = 1,300; less B. 80 × 20 = 1,600; more
    C. 70 × 20 = 1,400; more D. 60 × 10 = 600; less
    Hint

  6.   A customer service agent helps about 28 customers each hour. About how many customers will be helped during the agent’s 40-hour work week?
    A. 280 B. 100
    C. 1,200 D. 428
    Hint

  7.   Find 13 × 25
    A. 325 B. 305
    C. 315 D. 335
    Hint

  8.   Find the product.

    A. $4,503 B. $450
    C. $4,530 D. $5,403
    Hint

  9.   Find the product.

    A. $1,368 B. $4,472
    C. $5,372 D. $5,472
    Hint

  10.   Find 735 × 77.
    A. 65,595 B. 55,695
    C. 56,595 D. 55,595
    Hint

  11.   Find 25,400 × 44.
    A. 1,117,600 B. 1,717,600
    C. 1,777,600 D. 1,177,600
    Hint

  12.   Find 17,624 × 52.
    A. 946,448 B. 169,448
    C. 916,448 D. 96,448
    Hint