1.   What should you do to round a number that is exactly 1 less than halfway between two numbers?
    A. Round up. B. Leave the number unchanged.
    C. Round to halfway between the two numbers. D. Round down.
    Hint
  2.   Find the sum.
    A. 15 B. 14
    C. 13 D. 12
    Hint
  3.   Estimate the sum using compatible numbers.

44 + 27 = ___
    A. 20 + 30 = 50 B. 40 + 30 = 70
    C. 40 + 20 = 70 D. 40 + 50 = 90
    Hint
  4.   Find the sum.

19¢ + 29¢ = ___
    A. 48¢ B. 58¢
    C. 38¢ D. 318¢
    Hint
  5.   Find the sum.

186 + 354 = ___
    A. 440 B. 530
    C. 430 D. 540
    Hint
  6.   Why is it a good idea to check answers for reasonableness?
    A. Checking for reasonableness uses the Identity Property. B. Using estimation to check your answers gives exact results.
    C. Any mistake can be caught by using estimation to check your answers. D. Many careless mistakes can be caught this way.
    Hint
  7.   Find the difference.
    A. 15 B. 25
    C. 20 D. 10
    Hint
  8.   Find the difference.

    A. 346 B. 454
    C. 356 D. 456
    Hint
  9.   Find the product.

4 × 2 = __

    A. 10 B. 12
    C. 8 D. 6
    Hint
  10.   How can knowing 5 × 6 help you find 10 × 6?
    A. 10 × 6 is half of 5 × 6. B. 10 × 6 is 10 more than 5 × 6.
    C. 5 × 6 doubled equals 10 × 6. D. 10 × 6 is 5 more than 5 × 6.
    Hint
  11.   Identify a pattern. Then find the missing numbers.

30, 40, 50, 60, ___ , ___

    A. Add 10; 70; 80 B. Add 10; 70; 90
    C. Add 1; 61; 62 D. Add 5; 65; 70
    Hint
  12.   Find the product.

12 × 5
    A. 65 B. 60
    C. 48 D. 72
    Hint
  13.   How are the numbers in a fact family related?
    A. The facts are all the same. B. Two of the numbers in the fact family are always the same.
    C. Each fact uses the same numbers. D. Each fact has three different numbers.
    Hint
  14.   Find .
    A. 10 B. 8
    C. 6 D. 5
    Hint
  15.   Find 80 ÷ 10.
    A. 8 B. 10
    C. 9 D. 7
    Hint
  16.   Use models if needed to divide 36 ÷ 12.
    A. 2 B. 5
    C. 3 D. 4
    Hint
  17.   Compare. Use >, <, or =.

195 ___ 197
    A. = B. < 
    C. none of these D. > 
    Hint
  18.   Find the sum.

    A. 60 B. 50
    C. 54 D. 64
    Hint
  19.   Find the difference.

85 − 41 = __
    A. 34 B. 46
    C. 44 D. 54
    Hint
  20.   Use the Commutative Property of Multiplication to find the missing number.

8 × 4 = 32

4 × __ = 32
    A. 8 B. 4
    C. 12 D. 32
    Hint