Maths Resources & Worksheets › Year 6 Maths Resources & Worksheets › Year 6 Autumn Maths - Fractions › 05 Add and Subtract Fractions 1 › Add and Subtract Fractions 1 Year 6 Fractions Learning Video Clip

Add and Subtract Fractions 1 Year 6 Fractions Learning Video Clip

Step 5: Add and Subtract Fractions 1 Year 6 Fractions Learning Video Clip

Roman, Rae and Trig make it to Dr S. Cape’s study escape room. There, they use addition and subtraction of fractions to solve a number of puzzles including the fractions of a candle melted, the length of a tassel required and completing puzzle pieces.

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Discussion points for teachers

1. What remains of the candle?
Discuss the calculation required and how to convert fractions to have the same denominators
1/24

2. Who is correct? Prove it.
Discuss the possible methods available to solve the calculation.
They are both correct. They are using two different methods that will still lead to 1/24

3. What could the correct tassel length be?
Discuss the calculation required, and the need to work backwards from the answer.
5/10 m or 50cm

4. Complete the puzzles using the squares. The squares can only be used once in each calculation.
Discuss a method. Is trial and error suitable? What do we already know about the numbers that are already there?
and

5. What could the final missing piece be? This question is open-ended for the children to explore.
Discuss the fractions that could be used to complete the calculation and a method for working this out.
Various answers, for example: 39; and 21;