Mrs. Bitonti, 5th Grade

Please take this self-graded math quiz to prepare for the upcoming
test.

• 1) Which of these numbers is prime?
  
  

  6
  9
  18
  19
• 2) Which of these numbers is a composite number?
  

  5
  8
  7
  13
• 3) List all the factors of 32.
  

  1; 2; 9; 15; 32
  1; 2; 4; 6; 8; 16; 32
  1; 2; 4; 8; 16; 32
  1; 2; 8; 32
• 4) Find the greatest common factor of 8 and 12.
  

  4
  8
  2
  24
• 5) Find the least common multiple (LCM) of 6 and 8.
  

  48
  24
  36
  14
• 6) Find the least common denominator(LCD) of this set of fractions.
  1/2; 3/4; 7/10
  

  10
  2
  20
  40
• 7) Find the fraction in lowest terms.
  12/18 =
  

  1/4
  4/6
  6/9
  not given
• 8) 5/8 is equivalent to ?/ 40.
  

  25/40
  20/40
  15/40
  5/40
• 9) As a mixed number, 65/9 is equal to:
  

  7 2/9
  7 4/9
  8 2/9
  8 4/9
• 10) Order from least to greatest.
  2 5/8; 2 4/8; 2 7/8
  

  2 5/8; 2 4/8; 2 7/8
  2 4/8; 2 7/8; 2 5/8
  2 7/8; 2 4/8; 2 5/8
  2 4/8; 2 5/8; 2 7/8