C Curriculum Explorer
Mathematics·Addition & Subtraction·procedural

Fluent addition and subtraction

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

Suggested ages 6–7

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Learning journey

Your child is building strong foundations in addition and subtraction — learning to add and subtract numbers fluently within 20, understanding the relationship between these operations, and applying various mental strategies to solve problems.

Evidence of understanding

  • Rapidly recall 7 + 8 = 15 and 15 − 8 = 7
  • Use 6 + 4 = 10 to derive 60 + 40 = 100
  • Derive 35 + 5 = 40 from knowledge that 5 + 5 = 10

Assessment prompt

Can Fluent addition and subtraction quickly recall facts like '9 + 7 = 16' and '16 − 7 = 9', and use those to help work out bigger sums like '90 + 70'?

Standards alignment

Maths/Y2/AS/3GB · uk-nc-2013

Recall addition and subtraction facts

The national curriculum in England: Key stages 1 and 2 framework document · Key Stage 1