Find pairs of numbers that sum to 10
I can find pairs of numbers that sum to ten.
Find pairs of numbers that sum to 10
I can find pairs of numbers that sum to ten.
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Lesson details
Key learning points
- Ten can be partitioned into pairs of numbers that sum to ten.
- Quickly remembering these number pairs is important for later work.
- Knowledge of odd and even numbers can be used to decide if a pair of numbers sums to 10.
- One number pair can be used to help you find another number pair.
Keywords
Sum - The result of adding two or more numbers.
Pair - Two together, often with something in common.
Odd - Any whole number that cannot be put into pairs.
Even - Any whole number that can be put into pairs.
Common misconception
Some children may revert to inefficient counting strategies involving counting in ones.
Provide additional practice and display visuals to support around room. Play games to promote fluency little and often as part of daily activities.
To help you plan your year 1 maths lesson on: Find pairs of numbers that sum to 10, download all teaching resources for free and adapt to suit your pupils' needs...
To help you plan your year 1 maths lesson on: Find pairs of numbers that sum to 10, download all teaching resources for free and adapt to suit your pupils' needs.
The starter quiz will activate and check your pupils' prior knowledge, with versions available both with and without answers in PDF format.
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The assessment exit quiz will test your pupils' understanding of the key learning points.
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Explore more key stage 1 maths lessons from the Addition and subtraction facts within 10 unit, dive into the full primary maths curriculum, or learn more about lesson planning.
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Lesson video
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Prior knowledge starter quiz
6 Questions
Q1.Jacob writes this equation to represent the picture. 3 + 5 = 8
Which of the following equations shows the addends were combined in a different order?
Q2.Match to show the addends that have been combined in a different order.
9 + 1 = 10
8 + 2 = 10
10 = 7 + 3
Q3.Which picture shows that 3 + 7 = 7 + 3?
Q4.Which equation shows that addition is commutative?
Q5.The addends in an equation are 3 and 6. Fill in the missing numbers below to show that, when combined, these addends are equal.
Q6.Sam says she can write any number as the missing addends. Is she right? ___ + 4 = 4 + ___
Assessment exit quiz
6 Questions
Q1.There are 10 counters altogether. Some are in the hand. How many counters are in the hand?
Q2.There are 10 beads altogether. How many are covered up? beads are covered up.
Q3.How has Sam partitioned 10 in this representation?
10 = _ + _
Q4.Which equation matches the part-part-whole representation? 10 is the whole ...
Q5.Which pair of number shapes has a total of ten?
Q6.Match the expressions to show whether they sum to 10, greater than 10 or less than 10
Less than 10
Equal to 10
Greater than 10