GradeMap

Kindergarten · Math · Unit 2 of 8

See It Fast

How many? Look and know

What your child practises

Subitizing means knowing how many are in a small group without counting. Practise with dice, dominoes and fingers: show a number and ask how many.

Alberta Curriculum learning outcome: KN1.3 · seeing small quantities to 5 at a glance without counting one by one (subitizing)

Sample questions

A taste of this unit. In the app, questions change every time and get easier or harder to match your child.

  1. Question 1

    1 and 1 together. How many?

    🟣 🟣

    • 6
    • 4
    • 2
    Show answer

    2

    Hint: Put the two small groups together and say how many in all.

  2. Question 2

    Which number matches ⭐?

    • 1
    • 2
    • 6
    Show answer

    1

    Hint: Look at the group, then pick the number that says how many.

  3. Question 3

    Which group has 5? Look fast.

    • 🔵🔵🔵🔵🔵
    • 🔵🔵
    • 🔵
    Show answer

    🔵🔵🔵🔵🔵

    Hint: Look at the whole group. You can see 2 and 3 without counting.

  4. Question 4

    How many? Try not to count one by one.

    • 3
    • 5
    • 1
    Show answer

    5

    Hint: Small groups are easy to see all at once. Look for 2s and 3s.

  5. Question 5

    How many? Try not to count one by one.

    • 2
    • 5
    • 3
    Show answer

    5

    Hint: Small groups are easy to see all at once. Look for 2s and 3s.

  6. Question 6

    How many? Try not to count one by one.

    • 3
    • 1
    • 5
    Show answer

    3

    Hint: Small groups are easy to see all at once. Look for 2s and 3s.

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