New
New
Year 1
Double numbers and explain what doubling means
I can double numbers and explain what doubling means.
New
New
Year 1
Double numbers and explain what doubling means
I can double numbers and explain what doubling means.
Lesson details
Key learning points
- When both addends are equal, we are doubling.
- Doubling means adding two equal addends.
- Doubling a whole number always gives an even number.
Common misconception
Children may struggle to see that a double is two of the same thing.
Spend time exploring doubles that can be found in the children's immediate environment e.g. using their hands or playing a game of dominoes.
Keywords
Double / doubling - To become twice as many.
Addends - Any of the numbers that are added together.
Equal - Exactly the same amount or value.
Licence
This content is © Oak National Academy Limited (2024), licensed on Open Government Licence version 3.0 except where otherwise stated. See Oak's terms & conditions (Collection 2).
Video
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Starter quiz
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6 Questions
Q1.
What is the missing number in this equation? 5 + = 5
5
1
2
Q2.
What is the missing number from this equation? - 0 = 9
0
90
8
Q3.
Which of these equations has a difference of 0?
{{ }} = 8 − 0
{{ }} = 5 − 0
Q4.
Which representation shows that 0 has been subtracted from this ten frame?
Q5.
Match the equations to their solutions?
0
0
8
8
Q6.
Is Sam's statement True or False?
False
Exit quiz
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6 Questions
Q1.
How many cubes are needed on the other side to make this equal?
Q2.
What doubling equation is being shown on this seesaw?
4 + 4 = 8
1 + 1 = 2
Q3.
What doubling fact is being shown here?
5 + 5 = 10
2 + 2 + 2 + 2 = 8
Q4.
What is the missing part in this part-part-whole model?
Q5.
Jun has 3 sweets. Sam has double the amount. How many sweets does Sam have?
3
4
5
Q6.
Sam swims 4 lengths of the swimming pool. Jun swims 7 lengths. Jun says that he swam double the number of lengths. Is this True or False?
True
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