Addition and subtraction of fractions
Why this, why now
In this unit pupils will explain how to write a fraction in its simplest form when solving addition and subtraction problems.
Prior knowledge requirements
- Ardaydu waa inay yaqaanaan aasaaska maadada.
- Ardaydu waa inay awoodaan inay raacaan tilmaamo fudud.
Unit 12 / 21
Addition and subtraction of fractions
In this unit pupils will explain how to write a fraction in its simplest form when solving addition and subtraction problems.
10 lessons- Explain how to add related unit fractions without a representation or image
- Use knowledge of adding and subtracting related unit fractions to solve problems
- Add and subtract non-related fractions with different denominators
- Explain how to subtract related unit fractions
- Explain with and without an image how to add and subtract related non-unit fractions
- Explain with and without images how to add and subtract related non-unit fractions bridging a whole
- Explain how to add related unit fractions with a representation or image
- Use knowledge of fractions in their simplest form when solving addition and subtraction problems
- Explain how to write a fraction in its simplest form
- Reason about how to write a fraction in its simplest form