Year 1

Using doubles to calculate near doubles

Year 1

Using doubles to calculate near doubles

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Lesson details

Key learning points

  1. In this lesson, we will use our doubling knowledge to support with calculations within 20

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.
Use this part, whole model to help you find the missing number in the addition equation.
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3
Correct answer: 4
5
Q2.
What is the missing number in this part, whole model and equation?
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10
Correct answer: 11
9
Q3.
What is the missing number?
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7
Correct answer: 8
9

3 Questions

Q1.
What is double 3?
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Double 3 is 5
Correct answer: Double 3 is 6
Double 3 is 7
Q2.
What is double 4?
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Double 4 is 10
Correct answer: Double 4 is 8
Double 4 is 9
Q3.
If I know that double 4 is 8 then what is 4 plus 5?
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4 + 5 = 8
Correct answer: 4 + 5 = 9