1.   Estimate. Round to the nearest whole number.

    A. 4 B. 5
    C. 6 D. 6.1
    Hint

  2.   Which of the following number lines shows the graph of 0.72?
    A. B.
    C. D.
    Hint

  3.   Which of the following number lines is the graph of 1.62?
    A. B.
    C. D.
    Hint

  4.   Round 5.23 to the nearest whole number.
    A. 5 B. 5.2
    C. 10 D. 6
    Hint

  5.   Use the table to round the heights of the students to the nearest tenth of an inch.

Heights of Students
NameHeight (inches)
Jeremy48.55 inches
Jake52.42 inches
Carolyn54.91 inches
June53.76 inches

    A.
Heights of Students
NameHeight (inches)
Jeremy48.6 inches
Jake52.4 inches
Carolyn54.9 inches
June53.7 inches
B.
Heights of Students
NameHeight (inches)
Jeremy48.6 inches
Jake52.4 inches
Carolyn54.9 inches
June53.8 inches
    C.
Heights of Students
NameHeight (inches)
Jeremy48.7 inches
Jake53.0 inches
Carolyn54.9 inches
June53.8 inches
D.
Heights of Students
NameHeight (inches)
Jeremy49.0 inches
Jake52.4 inches
Carolyn54.9 inches
June53.7 inches
    Hint

  6.   Estimate. Round to the nearest whole number. Use models if needed.

$7.32 + $12.78

    A. $7 + $13 = $20 B. $7 + $12 = $19
    C. $8 + $13 = $21 D. $8 + $15 = $23
    Hint

  7.   Add. Use models if needed.

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

  8.   Add. Use models or pictures if needed.

    A. 0.7 B. 2.3
    C. 1.3 D. 2.2
    Hint

  9.   Subtract. Use models if needed.

    A. 0.18 B. 1.36
    C. 0.36 D. 0.84
    Hint

  10.   Subtract. Use models if needed.

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