Mental strategies - subtract multiples of 10 from numbers up to 2000

Mental strategies - subtract multiples of 10 from numbers up to 2000

Year 4
Subtracting multiples of 10
Activity Type
Activity ID


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  • KS1.Y2 – KS1 Year 2
    • Year 2 programme of study
      • KS1.Y2.N.AS – Number - addition and subtraction

        • Pupils should be taught to:

          • KS1.Y2.N.AS.3 – Add and subtract numbers using concrete objects, pictorial representations, and mentally, including:

            • KS1.Y2.N.AS.3.b: a two-digit number and 10s

  • KS2.Y3 – KS2 Year 3
    • Year 3 programme of study
      • KS2.Y3.N.AS – Number - addition and subtraction

        • Pupils should be taught to:

          • KS2.Y3.N.AS.1 – Add and subtract numbers mentally, including:

            • KS2.Y3.N.AS.1.b: a three-digit number and 10s

  • Year 3
    • Number and Algebra
      • Number and place value

        • ACMNA055 – Recall addition facts for single-digit numbers and related subtraction facts to develop increasingly efficient mental strategies for computation

  • 3 – Year 3
    • 3.NA – Number and algebra
      • 3.NA.3 – Continue spatial patterns and number patterns based on simple addition or subtraction.

  • 4 – Year 4
    • 4.NA – Number and algebra
      • 4.NA.3 – Create and continue spatial patterns and number patterns based on repeated addition or subtraction.

      • 4.NA.1 – Apply basic addition and subtraction facts, simple multiplication facts, and knowledge of place value and symmetry to:

        • 4.NA.1.a – Combine or partition whole numbers

  • 5 – Year 5
    • 5.NA – Number and algebra
      • 5.NA.3 – Describe spatial and number patterns, using rules that involve spatial features, repeated addition or subtraction, and simple multiplication.

      • 5.NA.1 – Apply additive and simple multiplicative strategies and knowledge of symmetry to:

  • 2 – Grade 2
    • 2.OA – Operations & Algebraic Thinking
      • Mathematics

        • 2.OA.1 – Use addition and subtraction within 100 to solve one- and two-step word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using drawings and equations with a symbol for the unknown number to represent the problem. (See Glossary, Table 1. )

    • 2.NBT – Number & Operations in Base Ten
      • Mathematics

        • 2.NBT.5 – Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.