My Subtracting __ Strategy : All Versions

Content Name

My Subtracting __ Strategy : All Versions

Content Type

Partner Content

Description

This set of videos explores the Round and Adjust Mental Subtraction Strategy. Roana and her rowing school provide the story context. Roana has prepared a set of life-jackets for her rowing lessons, but some students don't turn up. She returns some of the life-jackets into storage in a way that exemplifies this strategy.

Curricula

• Country

  England

  Key Stage:

  Key Stage 1, Key Stage 2

  Years:

  Year 2, Year 3, Year 4, Year 1, Year 5, Year 6

  Subjects:

  • Mathematics

  Topics:

  • Number - addition and subtraction
  • Number - addition, subtraction, multiplication and division

  Programmes of Study:

  • add and subtract numbers mentally, including: a three-digit number and 1s
  • add and subtract numbers mentally, including: a three-digit number and 10s
  • add and subtract numbers mentally, including: a three-digit number and 100s
  • add and subtract numbers mentally with increasingly large numbers
  • add and subtract numbers using concrete objects, pictorial representations, and mentally, including: 2 two-digit numbers
  • perform mental calculations, including with mixed operations and large numbers

• Country

  Northern Ireland

  Key Stage:

  Foundation Stage, Key Stage 1, Key Stage 2

  Years:

  P3, P4, P5, P6, P7

  Subjects:

  • Mathematics and Numeracy

  Topics:

  • Number
  • Number: Operations and their Applications

  Programmes of Study:

  • Be aware of and develop strategies to add and subtract mentally.
  • Develop strategies to add and subtract mentally within 100.

• Country

  Scotland

  Level:

  First, Second

  Years:

  P3, P4, P5, P6, P7

  Subjects:

  • Numeracy and Maths

  Topics:

  • Number, Money and Measure

  Programmes of Study:

  • I can use addition, subtraction, multiplication and division when solving problems, making best use of the mental strategies and written skills I have developed.

• Country

  Wales

  Step:

  PS 2, PS 3

  Years:

  Year 2, Year 3, Year 4, Year 5, Year 6

  Subjects:

  • Mathematics and Numeracy

  Topics:

  • The number system is used to represent and compare relationships between numbers and quantities.

  Programmes of Study:

  • I have explored additive relationships, using a range of representations. I can add and subtract whole numbers, using a variety of written and mental methods.

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