Year 2

Number bonds

Now try-



How to find number bonds up to 20

To find a missing number bond to 20, you can use mental partitioning.

Resources for physically adding numbers together to make 20 could include: Cuisinaire rods, Numicon, Base 10 or simply use cubes or counters.

 Try checking your answers with a calculator.


Government guidelines (Year 2)

      Pupils should be taught to:

  • Recall and use addition and subtraction facts to 20 fluently, and derive and use related facts up to 100


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Number bonds worksheets - Year 2 Primary maths resources, activities and worksheets

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Number Bonds up to 20







Complete these number bonds in your head