Year 1
Year 1

To add two-digit numbers and ones

Lesson details

Key learning points

  1. In this lesson, we will recap what a two digit number is and then use this information to create number sentences by adding on ones.

Licence

This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

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3 Questions

Q1.
Which two numbers are equal to 20?
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10 + 11
Correct answer: 12 + 8
17 + 4
5 + 14
Q2.
Is this part-whole model correct? Select true or false.
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Correct answer: False
True
Q3.
Which of these shows a total of 15 coins? Use these circles to help you pick the two numbers.
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11 gold and 3 silver
Correct answer: 5 gold and 10 silver
7 gold and 9 silver
8 gold and 4 silver

4 Questions

Q1.
What's the missing number?
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2
Correct answer: 3
4
Q2.
What's the missing number?
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Correct answer: 3
4
5
Q3.
What's the whole?
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37
Correct answer: 38
39
Q4.
Whats the whole?
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25
26
27
Correct answer: 28