1.   Write the number.
   
    A. 420 B. 402
    C. 6 D. 42
    Hint
  2.   What should you do to round a number that is exactly 1 less than halfway between two numbers?
    A. Round down. B. Round to halfway between the two numbers.
    C. Round up. D. Leave the number unchanged.
    Hint
  3.   Write fifty-one thousand, thirty in standard form
    A. 51,030 B. 5,130
    C. 51,003 D. 51,300
    Hint
  4.   Order 376; 367; 420 from greatest to least.
    A. 376; 420; 367 B. 420; 376; 367
    C. 420; 367; 376 D. 367; 376; 420
    Hint
  5.   There are 4 rooms. Each room has 2 tables. Each table has 5 children. How many children are there altogether?
    A. 40 children B. 20 children
    C. 11 children D. 10 children
    Hint
  6.   Estimate the sum using rounding.
    A. 60 + 10 = 70 B. 70 + 20 = 90
    C. 70 + 10 = 80 D. 65 + 10 = 75
    Hint
  7.   The flag of Catalonia, in Spain, has 5 gold stripes. How many gold stripes are there on 6 flags of Catalonia?
    A. 30 B. 36
    C. 35 D. 40
    Hint
  8.   How can knowing 5 × 6 help you find 10 × 6?
    A. 5 × 6 doubled equals 10 × 6. B. 10 × 6 is 10 more than 5 × 6.
    C. 10 × 6 is 5 more than 5 × 6. D. 10 × 6 is half of 5 × 6.
    Hint
  9.   If 50 is multiplied by 0, what is the answer? What property can you use?
    A. 5; you use the Commutative Property. B. 1; you use the Identity Property.
    C. 0; you use the Zero Property. D. 50; you use the Associative Property.
    Hint
  10.   Which multiplication sentence best describes the model?
   
    A. 4 × 2 = 10 B. 2 × 4 = 4
    C. 2 × 4 = 8 D. 4 × 2 = 6
    Hint
  11.   Murray and his two sisters each found 6 eggs in an egg hunt. How many eggs did they find in all?
    A. 6 B. 15
    C. 12 D. 18
    Hint
  12.   Why is the product of 6 and 5 double the product of 3 and 5?
    A. 6 is double 3, so 6 groups of 5 is double 3 groups of 5. B. Because 6 groups of 5 is equal to 3 groups of 5.
    C. Because 6 groups of 5 is double 5 groups of 6. D. Because 5 is double 3.
    Hint
  13.   Find .
    A. 4 B. 6
    C. 5 D. 7
    Hint
  14.   Use models if needed to solve 49 ÷ 7.
    A. 7 B. 9
    C. 6 D. 8
    Hint
  15.   Lucilla paid $8 for a notebook, $3 for a pen, and $36 for a bookpack. Which number sentence shows how much she spent altogether?
    A. $8 + $3 + $36 = $47 B. $36 – $8 – $3 = $31
    C. $8 + $3 + $36 = $46 D. $36 – $8 – $3 = $25
    Hint
  16.   The + symbol makes which statement true?
    A. 1 + 7 = 16 ___ 8 B. 8 ___ 4 = 12
    C. 18 ___ 9 = 9 D. 15 = 20 ___ 5
    Hint
  17.   Clark is 2 years younger than his sister. Use the function table to find Clark’s age when his sister is 4, 5, 6, and 7.

Rule: Δ − 2
Input (Δ) Output ()
4 
5 
6 
7 
    A. 6, 8, 10, 12 B. 5, 6, 7, 8
    C. 2, 3, 4, 5 D. 3, 4, 5, 6
    Hint
  18.   The table shows how many points () different numbers of stars (Δ) have. Describe the pattern.

Rule: Δ × 5
Input (Δ)Output ()
15
210
315
420
    A. The number of points is 5 more than the number of stars. B. The number of stars is 5 more than the number of points.
    C. The number of stars is 5 times the number of points. D. The number of points is 5 times the number of stars.
    Hint
  19.   Jason makes groups of 5 marbles, 8 marbles, 11 marbles, and then 14 marbles. Predict how many marbles he will put in the next group if he keeps with his pattern.
    A. 15 marbles B. 43 marbles
    C. 17 marbles D. 16 marbles
    Hint
  20.   Find the sum.

    A. 60 B. 50
    C. 64 D. 54
    Hint