1.   Write five in standard form.
    A. 1 B. 3
    C. 4 D. 5
    Hint
  2.   Write seven in standard form.
    A. 8 B. 9
    C. 7 D. 6
    Hint
  3.   Find the missing numbers.

1, 2, ___, 4, 5, 6, ___, 8, 9, ___
    A. 3, 7, 10 B. 2, 7, 9
    C. 3, 8, 10 D. 4, 7, 10
    Hint
  4.   Write the numbers 10, 5, 7, 2 in order from least to greatest.
    A. 2, 5, 7, 10 B. 2, 7, 10, 5
    C. 2, 5, 10, 7 D. 5, 7, 2, 10
    Hint
  5.   How many?

___ ones = ___ tens
   
    A. 20 ones = 3 tens B. 30 ones = 3 tens
    C. 30 ones = 4 tens D. 40 ones = 3 tens
    Hint
  6.   Find the sum.

6 tens, 3 ones

___ + ___ = ___
   
    A. 60 + 3 = 63 B. 60 + 5 = 65
    C. 50 + 3 = 53 D. 60 + 3 = 66
    Hint
  7.   Find the sum.

4 tens, 1 one

___ + ___ = ___
   
    A. 40 + 5 = 45 B. 50 + 1 = 51
    C. 30 + 1 = 31 D. 40 + 1 = 41
    Hint
  8.   Find the value of the red digit.

61
   
    A. 16 B. 60
    C. 66 D. 6
    Hint
  9.   Find the value of the red digit.

45
   
    A. 55 B. 5
    C. 50 D. 15
    Hint
  10.   Find the value of the red digit.

98
   
    A. 88 B. 18
    C. 8 D. 80
    Hint
  11.   Which number is thirteen?
    A. 14 B. 13
    C. 31 D. 33
    Hint
  12.   Find the missing number.

5, ___, 7
    A. 4 B. 5
    C. 8 D. 6
    Hint
  13.   Find the missing number.

___, 13, 14
    A. 15 B. 12
    C. 10 D. 11
    Hint
  14.   Compare. Use >, <, or =.

32 ___ 10
    A. < B. >
    C. none D. =
    Hint
  15.   Compare. Use >, <, or =.

38 ___ 48
    A. > B. none
    C. = D. <
    Hint
  16.   Find the missing number.

10, 20, 30, ___
    A. 35 B. 50
    C. 40 D. 25
    Hint
  17.   Find the missing number.

40, 50, 60, ___
    A. 70 B. 65
    C. 61 D. 75
    Hint
  18.   Estimate. Compare to the group of 10.
   
    A. about 15 B. about 75
    C. about 40 D. about 100
    Hint
  19.   Estimate. Compare to the group of 10.
   
    A. about 50 B. about 40
    C. about 20 D. about 70
    Hint
  20.   How many triangles should come next in the pattern?
   
    A. 5 B. 4
    C. 3 D. 1
    Hint