1. Functional Roasting GFE Content covered Line By Line Solve the mystery Put the steps in order Explain the steps Write the mark scheme Marking exercise Focus on QWC Reflection Test yourself cards Print marking exercise Choose the activity(ies) that best suit your students’ learning needs. Practise putting together a concise, clear solution to an exam-style question. Print or view on the IWB. Reinforce the importance of each step in a solution by writing a mark scheme. Students can assess their answer against the given mark scheme. Print or view on the IWB. Explain and justify each step and calculation in the solution. Print or view on the IWB. Order the steps in the solution to solve the exam question. Print or view on the IWB. Sort questions and facts and use them as stepping stones to solve (and identify) the exam question. Print or view on the IWB. Improve understanding of mark allocation by marking an imperfect solution (print). Printed mark scheme can be used as support. Assess and reflect on progress, including current grade. Print key points for students to use at home or in pairs in the classroom. Improve understanding of mark allocation by marking an imperfect solution on the IWB. Printed mark scheme can be used as support.

2. Functional Roasting GFE Reflection Line By Line – Content covered F Measures/constructionsSolve problems involving time F Measures/constructionsSolve real-life problems using appropriate units F CalculationAdd, subtract, multiply and divide positive integers F Ratio and proportionSolve simple proportion problems E CalculationBreak a complex calculation into simpler steps E Using and applyingSolve problems in a range of contexts

3. Functional Roasting GFE Vicky has a 12 kg turkey. For how many complete hours is the turkey in the oven? For how long should the turkey cook altogether? The rest of the cooking time is 25 minutes per kg at 180 °C. At what time should the turkey be taken out of the oven? How many minutes in 1 hour? Vicky is cooking a turkey for Christmas dinner. How many minutes does it take to cook they turkey? The first 20 minutes of the cooking time is at 220 °C. For how long should the turkey cook at 180 °C? How do you convert minutes to hours and minutes? Vicky wants to start carving at 2.15p.m. At what time should the temperature of the oven be turned down? The turkey needs to be taken out of the oven 30 minutes before carving to ‘rest’. At what time should she start to cook the turkey? Is your answer reasonable? Line By Line – Solve the mystery The cards give clues to help you solve a mystery. Some give information, others ask questions. Solve the mystery! This is an exam question. What do you think the question is? Explain how you solved the mystery. Include the order in which you used the cards.

4. Functional Roasting GFE 320 ÷ 60 = 5.333… 25 × 12 = 300 0.333… × 60 = 20 20 minutes before 8.45 = 8.25 30 minutes before 2.15 = 1.45 cooking time = 5 hours 20 minutes 300 + 20 = 320 minutes 5 hours before 1.45 = 8.45 Line By Line – Put the steps in order Vicky is cooking a turkey for Christmas dinner. The cooking time is worked out as follows: The turkey needs to be taken out of the oven 30 minutes before carving to ‘rest’. Vicky has a 12 kg turkey and wants to start carving at 2.15p.m. At what time should she put the turkey in the oven? [5 marks] Vicky is cooking a turkey for Christmas dinner. The cooking time is worked out as follows: The turkey needs to be taken out of the oven 30 minutes before carving to ‘rest’. Vicky has a 12 kg turkey and wants to start carving at 2.15p.m. At what time should she put the turkey in the oven? [5 marks] 20 minutes at 220 °C then 25 minutes per kg at 180 °C. These are the steps in the solution. Put them in order and explain what is happening in each step. Can you insert them into the running order with the mystery cards?

5. Functional Roasting GFE 25 × 12 = 300 300 + 20 = 320 320 ÷ 60 = 5.333… 0.333… × 60 = 20 cooking time = 5 hours 20 minutes 30 minutes before 2.15 = 1.45 5 hours before 1.45 = 8.45 20 minutes before 8.45 = 8.25 Line By Line – Explain the steps Vicky is cooking a turkey for Christmas dinner. The cooking time is worked out as follows: The turkey needs to be taken out of the oven 30 minutes before carving to ‘rest’. Vicky has a 12 kg turkey and wants to start carving at 2.15p.m. At what time should she put the turkey in the oven? [5 marks] Vicky is cooking a turkey for Christmas dinner. The cooking time is worked out as follows: The turkey needs to be taken out of the oven 30 minutes before carving to ‘rest’. Vicky has a 12 kg turkey and wants to start carving at 2.15p.m. At what time should she put the turkey in the oven? [5 marks] 20 minutes at 220 °C then 25 minutes per kg at 180 °C. Explain the steps in the solution.

6. Functional Roasting GFE Line By Line – Write the mark scheme Time at 180 °C: 25 × 12 = 300 minutes Time in oven:300 + 20 = 320 minutes Convert cooking320 ÷ 60 = 5  hours time to hours:  × 60 = 20 minutes = 5 hours 20 minutes Take out of oven:2.15 − 30 minutes = 1.45p.m. Put in oven:1.45 − 5 hours = 8.45a.m. 8.45 − 20 minutes = 8.25a.m. Time at 180 °C: 25 × 12 = 300 minutes Time in oven:300 + 20 = 320 minutes Convert cooking320 ÷ 60 = 5  hours time to hours:  × 60 = 20 minutes = 5 hours 20 minutes Take out of oven:2.15 − 30 minutes = 1.45p.m. Put in oven:1.45 − 5 hours = 8.45a.m. 8.45 − 20 minutes = 8.25a.m. Vicky is cooking a turkey for Christmas dinner. The cooking time is worked out as follows: The turkey needs to be taken out of the oven 30 minutes before carving to ‘rest’. Vicky has a 12 kg turkey and wants to start carving at 2.15p.m. At what time should she put the turkey in the oven? [5 marks] Vicky is cooking a turkey for Christmas dinner. The cooking time is worked out as follows: The turkey needs to be taken out of the oven 30 minutes before carving to ‘rest’. Vicky has a 12 kg turkey and wants to start carving at 2.15p.m. At what time should she put the turkey in the oven? [5 marks] 20 minutes at 220 °C then 25 minutes per kg at 180 °C. There are 5 marks. Write a mark scheme. What mistakes do you think people will make when doing this question? Answers

7. Functional Roasting GFE Time at 180 °C: 25 × 12 = 300 minutes Time in oven:300 + 20 = 320 minutes Convert cooking320 ÷ 60 = 5  hours time to hours:  × 60 = 20 minutes = 5 hours 20 minutes Take out of oven:2.15 − 30 minutes = 1.45p.m. Put in oven:1.45 − 5 hours = 8.45a.m. 8.45 − 20 minutes = 8.25a.m. Time at 180 °C: 25 × 12 = 300 minutes Time in oven:300 + 20 = 320 minutes Convert cooking320 ÷ 60 = 5  hours time to hours:  × 60 = 20 minutes = 5 hours 20 minutes Take out of oven:2.15 − 30 minutes = 1.45p.m. Put in oven:1.45 − 5 hours = 8.45a.m. 8.45 − 20 minutes = 8.25a.m. Line By Line – The mark scheme B M A M A Vicky is cooking a turkey for Christmas dinner. The cooking time is worked out as follows: The turkey needs to be taken out of the oven 30 minutes before carving to ‘rest’. Vicky has a 12 kg turkey and wants to start carving at 2.15p.m. At what time should she put the turkey in the oven? [5 marks] Vicky is cooking a turkey for Christmas dinner. The cooking time is worked out as follows: The turkey needs to be taken out of the oven 30 minutes before carving to ‘rest’. Vicky has a 12 kg turkey and wants to start carving at 2.15p.m. At what time should she put the turkey in the oven? [5 marks] 20 minutes at 220 °C then 25 minutes per kg at 180 °C.

8. Functional Roasting GFE Line By Line – Marking exercise Time at 180 °C: 25 × 12 = 300 minutes Time in oven:300 + 20 = 320 minutes Convert cooking320 ÷ 60 time to hours:= 5.333… = 5 hours 33 minutes Take out of oven= 1.45p.m. 5 hours before that:8.45a.m. Put in oven:8.17a.m. Time at 180 °C: 25 × 12 = 300 minutes Time in oven:300 + 20 = 320 minutes Convert cooking320 ÷ 60 time to hours:= 5.333… = 5 hours 33 minutes Take out of oven= 1.45p.m. 5 hours before that:8.45a.m. Put in oven:8.17a.m. 1 0 1 0 0 Vicky is cooking a turkey for Christmas dinner. The cooking time is worked out as follows: The turkey needs to be taken out of the oven 30 minutes before carving to ‘rest’. Vicky has a 12 kg turkey and wants to start carving at 2.15p.m. At what time should she put the turkey in the oven? [5 marks] Vicky is cooking a turkey for Christmas dinner. The cooking time is worked out as follows: The turkey needs to be taken out of the oven 30 minutes before carving to ‘rest’. Vicky has a 12 kg turkey and wants to start carving at 2.15p.m. At what time should she put the turkey in the oven? [5 marks] 20 minutes at 220 °C then 25 minutes per kg at 180 °C. 2/5 marks Mark this answer

9. Functional Roasting GFE Line By Line – Print marking exercise Time at 180 °C: 25 × 12 = 300 minutes Time in oven:300 + 20 = 320 minutes Convert cooking320 ÷ 60 time to hours:= 5.333… = 5 hours 33 minutes Take out of oven= 1.45p.m. 5 hours before that:8.45a.m. Put in oven:8.17a.m. Vicky is cooking a turkey for Christmas dinner. The cooking time is worked out as follows: The turkey needs to be taken out of the oven 30 minutes before carving to ‘rest’. Vicky has a 12 kg turkey and wants to start carving at 2.15p.m. At what time should she put the turkey in the oven? [5 marks] Vicky is cooking a turkey for Christmas dinner. The cooking time is worked out as follows: The turkey needs to be taken out of the oven 30 minutes before carving to ‘rest’. Vicky has a 12 kg turkey and wants to start carving at 2.15p.m. At what time should she put the turkey in the oven? [5 marks] 20 minutes at 220 °C then 25 minutes per kg at 180 °C. /5 marks Mark this answer

10. Functional Roasting GFE Line By Line – Focus on QWC Vicky is cooking a turkey for Christmas dinner. The cooking time is worked out as follows: The turkey needs to be taken out of the oven 30 minutes before carving to ‘rest’. Vicky has a 12 kg turkey and wants to start carving at 2.15p.m. At what time should she put the turkey in the oven? [5 marks] Vicky is cooking a turkey for Christmas dinner. The cooking time is worked out as follows: The turkey needs to be taken out of the oven 30 minutes before carving to ‘rest’. Vicky has a 12 kg turkey and wants to start carving at 2.15p.m. At what time should she put the turkey in the oven? [5 marks] 20 minutes at 220 °C then 25 minutes per kg at 180 °C. Write out your solution to this question clearly and using correct mathematical statements. Ask another student in the class to give you feedback on it.

11. Functional Roasting GFE Self assess Find or write some evidence to support your assessment. Write down your next steps. You may wish to use the Test yourself cards. Self assess Find or write some evidence to support your assessment. Write down your next steps. You may wish to use the Test yourself cards. Line By Line – Reflection F F F E F I can  Solve problems involving time Solve real-life problems using appropriate units Add, subtract, multiply and divide positive integers Solve simple proportion problems Break a complex calculation into simpler steps Click below the button to reveal the grades.

12. Functional Roasting GFE These cards contain some of the key terms and skills you will need to answer questions about cooking times. Copy down the ones you need or ask your teacher for a printout. How many minutes in an hour?How do you convert minutes to hours? 60 minutes Subtract multiples of 60 until you have less than 60 left OR divide by 60 and convert the remainder back to minutes How do you work out cooking times for roasts? How do you add or subtract times? Multiply the weight in kilograms by the cooking time per kilogram Add or subtract the hours and the minutes separately. Remember, 60 minutes = 1 hour. How do you convert decimal parts of an hour to minutes? What does a.m. mean? Multiply by 60Before midday, i.e. in the morning What does p.m. mean?How do you convert hours to minutes? After midday, i.e. in the afternoon or evening Multiply by 60 Line By Line – Test yourself cards