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Grade 1 · Math · Unit 2 of 9

Make 10

Two numbers that make 10

What your child practises

Finding pairs that make 10 (like 6 + 4) with ten frames, fingers and stories. Making 10 is a key strategy for adding.

New Brunswick Curriculum skill descriptor: Number: Number Sense · ways to make 10 and other numbers to 20

How we explain it

Children can open this short lesson before they practise.

  1. Some pairs make 10: 6 and 4, 7 and 3, 8 and 2.
  2. Start at one number and count up to 10.
  3. The steps you counted are the other number.

Example: 7 + ? = 10 Start at 7. Count up: 8, 9, 10. That is 3 steps. Answer: 3

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

    What number is missing?

    10 = 5 +

    • 5
    • 9
    • 1

  2. Question 2

    1 + 9 = 10. So what is 9 + 1?

    9 + 1 = ?

    • 9
    • 14
    • 10

  3. Question 3

    Ana has 6 🍪. How many more to make 10?

    🍪🍪🍪🍪🍪🍪
    • 3
    • 10
    • 4

  4. Question 4

    Which two numbers make 10?

    🔟
    • 8 + 2
    • 7 + 6
    • 5 + 6

  5. Question 5

    How many more 🔴 make 10?

    🔴🔴🔴🔴⚪⚪⚪⚪⚪⚪
    • 6
    • 1
    • 8

  6. Question 6

    Which two numbers make 10?

    🔟
    • 9 + 2
    • 9 + 0
    • 9 + 1

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