Find pairs of numbers that sum to 10 | Maths | Quizalize & Oak National Academy

Starter quiz

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?
- 8 = 3 + 5
- 8 = 5 + 3 ✓
- 5 + 3 = 8 ✓
Match to show the addends that have been combined in a different order.
- 1 + 9 = 10
  
  ⇔
  
  9 + 1 = 10 ✓
- 2 + 8 = 10
  
  ⇔
  
  8 + 2 = 10 ✓
- 10 = 3 + 7
  
  ⇔
  
  10 = 7 + 3 ✓
Which picture shows that 3 + 7 = 7 + 3?
Which equation shows that addition is commutative?
- 3 + 7 = 10
- 10 = 7 + 3
- 7 + 3 = 3 + 7 ✓
The addends in an equation are 3 and 6. Fill in the missing numbers below to show that, when combined, these addends are equal.
- '3 + 6 = 6 + 3' ✓
Sam says she can write any number as the missing addends. Is she right? ___ + 4 = 4 + ___
- Yes, she can write any number to complete the equation.
- No, there is only one correct answer.
- Yes, but the same number must be used for both sides of the equation ✓

There are 10 counters altogether. Some are in the hand. How many counters are in the hand?
- 6
- 5
- 4 ✓
- 3
There are 10 beads altogether. How many are covered up? ______ beads are covered up.
- 1
- 2
- 3 ✓
- 4
- 5
How has Sam partitioned 10 in this representation? 10 = _ + _
- '5 + 5' ✓
Which equation matches the part-part-whole representation? 10 is the whole ...
- 1 is a part and 9 is a part.
- 2 is a part and 8 is a part. ✓
- 3 is a part and 7 is a part.
- 4 is a part and 6 is a part.
- 5 is a part and 5 is a part.
Which pair of number shapes has a total of ten?
Match the expressions to show whether they sum to 10, greater than 10 or less than 10
- 1 + 8
  
  ⇔
  
  Less than 10 ✓
- 2 + 8
  
  ⇔
  
  Equal to 10 ✓
- 3 + 8
  
  ⇔
  
  Greater than 10 ✓

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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.

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.