1.   Estimate. Round to the nearest whole number.

    A. 3 B. 5
    C. 3.49 D. 4
    Hint

  2.   Round to the indicated place value.

7,239; tens

    A. 7,240 B. 7,200
    C. 7,000 D. 7,230
    Hint

  3.   Round to the indicated place value.

19,782; ten thousands

    A. 20,700 B. 19,700
    C. 19,780 D. 20,000
    Hint

  4.   Round 42.82 to the nearest whole number. Use number lines and models.
    A. 43 B. 42
    C. 40 D. 42.8
    Hint

  5.   Round 74.39 to the nearest whole number.
    A. 75 B. 70
    C. 74 D. 74.4
    Hint

  6.   Add. Use models if needed.

    A. 1.93 B. 1.15
    C. 2.03 D. 2.13
    Hint

  7.   Add. Use models if needed.

    A. 1.85 B. 2.95
    C. 2.85 D. 3.05
    Hint

  8.   Add. Use models if needed.

4.52 + 1.9

    A. 6.42 B. 5.42
    C. 4.71 D. 7.42
    Hint

  9.   Subtract. Use models if needed.

    A. $1.19 B. $2.27
    C. $2.37 D. $1.21
    Hint

  10.   Subtract. Use models if needed.

12.89 − 11.98

    A. 0.91 B. 1.11
    C. 24.87 D. 1.91
    Hint