Maths Resources & Worksheets › Year 6 Maths Resources & Worksheets › Year 6 Autumn Maths - Fractions › 09 Mixed Addition and Subtraction › Mixed Addition and Subtraction Year 6 Fractions Learning Video Clip

Mixed Addition and Subtraction Year 6 Fractions Learning Video Clip

Step 9: Mixed Addition and Subtraction Year 6 Fractions Learning Video Clip

Roman, Rae and Trig have moved to the next room in Dr S Cape’s Escape room – the underground store room. He has set them a treasure hunt of clues which they continue following until they reach the final box and a note from Dr S Cape…

More resources for Autumn Block 3 Step 9.

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Discussion points for teachers

1. Your first clue to try and escape this room is hidden in the box that is the solution to the following problem.
Discuss whether the calculation requires the use of addition or subtraction. Discuss the strategies needed to solve the problem.

2. How many packs of batteries should I have left?
Discuss whether the calculation is an addition calculation or a subtraction calculation. Discuss the strategies needed to solve the problem.

packs

3. Help Roman, Rae and Trig put the calculation back together to lead them to the next clue.
Discuss strategies for calculating the answers. Discuss what operation might come first.

4. Help Roman, Rae and Trig find the box with the solution to the problem they have just solved.
Discuss what needs to be done to find the correct box. Discuss equivalent fractions from previous steps. Discuss changing improper fractions to mixed numbers.
The equivalent fraction to 29/12 that is written on the boxes is 2 5/12 .

5. Help Roman, Trig and Ray match the keys to the correct padlocks to try and find the next clue.
Discuss whether the calculations are addition calculations or subtraction. Discuss strategies for calculating the answers. Discuss which calculation is the easiest to begin with.