Kinds of numbers: whole, integer, fraction

Answer Key - Grade 7 Math Worksheet - Challenge Me

Circle the best answer, or write your answer on the line.

1. 1.

   Noah sorts a bag of number cards (the bag is very quiet). The cards say 66, -9, 6/7, 90/9, -0.8, 7.0. How many of the cards are integers?

   4
2. 2.

   Pia sorts a bag of number cards (the bag is very quiet). The cards say 0, -80/8, 6.7, 9/8, -7, 60. How many of the cards are integers?

   4
3. 3.

   Ren sorts a bag of number cards (the bag is very quiet). The cards say -70, 6, 80/8, -9.0, 7.8, 90. How many of the cards are whole numbers?

   3
4. 4.

   Tala sorts a bag of number cards (the bag is very quiet). The cards say 0.0, -8, 7/8, 60.0, 9, -90/9. How many of the cards are whole numbers?

   3
5. 5.

   Zee sorts a bag of number cards (the bag is very quiet). The cards say 6, -6, 7.0, 0, 8/9, 70/7. How many of the cards are whole numbers?

   4
6. 6.

   Ari wants one box for all of these cards: 8, -7, 7/8. Which is the smallest group that holds all of them?

   • integers
   • whole numbers
   • fractions (rational numbers)
7. 7.

   Esme wants one box for all of these cards: 0, 6, 18/6. Which is the smallest group that holds all of them?

   • integers
   • fractions (rational numbers)
   • whole numbers
8. 8.

   Kira plays a clue game (the clues are in invisible ink). Which number is an integer that is not a whole number?

   • 8
   • -9
   • 0
   • 7/8
9. 9.

   Noah reads four claims about number groups (the claims are on a sticky note). Which claim is true?

   • Every integer is a whole number.
   • Every whole number is an integer.
   • No whole number is a rational number.
   • Every rational number is an integer.
10. 10.

    Ren reads four claims about number groups (the claims are on a sticky note). Which claim is true?

    • Every integer is a whole number.
    • Every rational number is a whole number.
    • One number can be a whole number, an integer and a rational number.
    • A number can belong to only one of the three groups.