Year 1
To add two-digit numbers and ones
Year 1
To add two-digit numbers and ones
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Lesson details
Key learning points
- 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?
10 + 11
17 + 4
5 + 14
Q2.
Is this part-whole model correct? Select true or false.
True
Q3.
Which of these shows a total of 15 coins? Use these circles to help you pick the two numbers.
11 gold and 3 silver
7 gold and 9 silver
8 gold and 4 silver
4 Questions
Q1.
What's the missing number?
2
4
Q2.
What's the missing number?
4
5
Q3.
What's the whole?
37
39
Q4.
Whats the whole?
25
26
27