Sorting into categories · seed 1 · A4, ink-friendly. The answer key prints on its own page for grown-ups.

Sorting into groups

Mathematics · Data & Statistics · ages 5-6
Name ______________________   Date ____________

  1. A record shows Big balls = 3 and Small balls = 5. How many balls are in the small group?

    Answer: ______________

  2. Your sorting rule is colour. Where does a blue circle belong?

    • With blue shapes
    • With red circles
    • With every circle
    • With small shapes

  3. Sam's recorded block counts are Red = 4 and Blue = 2. How many blocks are red?

    Red = 4Blue = 2
    • 2
    • 4
    • 6

  4. When the sorting rule is big or small, big and small objects all belong in the same group.

    Circle one:   True   False

  5. There are 4 red circles and 6 red squares. Under a colour rule they belong to the same red group. How many red shapes are there?

    Answer: ______________

  6. Mia records Blue buttons = 5 and Orange buttons = 5. What can she say about their counts?

    • They are equal
    • Blue has more
    • Orange has more

  7. Red has 7 objects and blue has 7. Which statement describes their counts?

    • Red has more
    • They are equal
    • Blue has more
    • Neither has any

  8. Red has 9 objects and yellow has 6. These are the only two groups. Ana says red has the most.

    Circle one:   True   False

  9. Zoe's selected group has four dots. She touches three once while saying 1, 2, 3, then stops without touching the remaining dot. What counting mistake did she make?

    • She counted a dot twice
    • She changed the sorting rule
    • She skipped a dot while counting

  10. Green has 11 objects, yellow has 8 and blue has 11. Which statement is true?

    • Yellow and green tie for most
    • Green has more objects than blue
    • All three groups have equal counts
    • Green and blue tie for most
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Answer key

For grown-ups. Fold this page away before handing over the rest.

Sorting into groups W1-mt_xppl18avyY-s1

  1. 5 · The number beside Small balls is 5.
  2. With blue shapes · Use colour, so the blue circle belongs with blue shapes.
  3. 4 · The count beside Red is 4.
  4. False · That rule makes separate big and small groups.
  5. 10 · Include both red shape groups. Four and six make ten.
  6. They are equal · Both groups have the same count, 5.
  7. They are equal · The counts match: both are 7.
  8. True · Nine is greater than six, so red has the most of these two groups.
  9. She skipped a dot while counting · The untouched dot received no number. Zoe skipped it.
  10. Green and blue tie for most · Green and blue share the largest count, 11.
Worksheet · LightMySky