Mental strategies - adding three numbers less than 15

Activity type: Printable

Mental strategies - adding three numbers less than 15

Course
Mathematics
Year 4
Section
Outcome
Adding three numbers - problem solving
Activity Type
Printable
Activity ID
3915

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Australia – Australian Curriculum

• Number and Algebra
• Number and place value

• ACMNA073 – Apply place value to partition, rearrange and regroup numbers to at least tens of thousands to assist calculations and solve problems

New Zealand – National Standards

• 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:

• 6.NA – Number and algebra
• 6.NA.1 – Apply additive and simple multiplicative strategies flexibly to:

• 6.NA.1.a – Combine or partition whole numbers, including performing mixed operations and using addition and subtraction as inverse operations

• 6.NA.3 – Describe spatial and number patterns, using:

• 6.NA.3.b – Rules that involve spatial features, repeated addition or subtraction, and simple multiplication.

United Kingdom – National Curriculum

This activity is not included in United Kingdom – National Curriculum.

You can go to an overview of all the curricula here.

United States – Common Core State Standards

• 4.OA – Operations & Algebraic Thinking
• Mathematics

• 4.OA.3 – Solve multistep word problems posed with whole numbers and having whole-number answers using the four operations, including problems in which remainders must be interpreted. Represent these problems using equations with a letter standing for the unknown quantity. Assess the reasonableness of answers using mental computation and estimation strategies including rounding.