**New Topic:** Decimals, TJ Level F Ch13

During this topic you will further develop your ability to work with decimal numbers to be able to:

- recall number facts quickly and use them accurately in calculations (inc times tables to at least 12×12 and common squares and cubes)
- apply the four operations to whole number calculations using a variety of mental and written methods
- round any number to a given number of decimal places
- round any number to a given number of significant figures
- use rounding skills to estimate and check calculations
- use order of operations (BODMAS) in calculations
- solve problems in familiar and unfamiliar contexts

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Filed under: 1st Year | Tagged: arithmetic, decimals, rounding, significant figures |

Mr H, on Monday 7 September, 2009 at 16:02 said:Tuesday 8 September, Period 5Introduce new topic, for many the initial work my be revision of prior knowledge.

Revise adding, subtracting, multiplying and dividing decimal numbers by written method.

Discuss examples as class then complete short exercise.

Mr H, on Tuesday 8 September, 2009 at 21:23 said:Whole class very adept at these calculations.

Detailed work to be done tomorrow in my absence.

Mr H, on Tuesday 8 September, 2009 at 21:24 said:Wednesday 9 September, Period 3(MA at SQA, Glasgow)

Class should work on Level E Decimal revision exercise on pp55-57 in Level F textbook.

Mr H, on Wednesday 9 September, 2009 at 23:06 said:Thursday 10 September, Period 1Check work completed yesterday and cover any issues.

Rounding to any number of decimal places, Ex7.

End lesson with Connect3 challenge (integers)

http://nrich.maths.org/content/id/5865/PrimaryConnectThree.swf

Mr H, on Sunday 13 September, 2009 at 20:32 said:Monday 14 September, Period 2Significant Figures

Use Saturday’s lottery jackpot as starting discussion point.

In groups complete football stadia capacity exercise.

Start Ex8.

Mr H, on Monday 14 September, 2009 at 22:12 said:Starters went well.

Need more practice rounding decimals lees than 1.

Mr H, on Monday 14 September, 2009 at 22:13 said:Tuesday 15 September, Period 5Rounding Temperature starter problem.

Recap yesterday’s lesson then complete Ex8.

Mr H, on Tuesday 15 September, 2009 at 22:00 said:Wednesday 16 September, Period 3Food Miles activity. Problem solving task creating meals with lowest and highest food miles from given data.

If time move onto rounding distances from UK to country of origin of food from first task.

Make sure that class have a practice using Yacapaca before setting homework.

Homework:Integers & Rounding QuizzesDue:Thursday 24 SeptemberMr H, on Wednesday 16 September, 2009 at 7:46 said:Thursday 17 September, Period 1Complete Food Miles tasks on computers and email to me when finished.

Mr H, on Wednesday 16 September, 2009 at 16:38 said:Due to issues with first time login on laptops, task not completed. Complete tomorrow.

Mr H, on Monday 21 September, 2009 at 7:49 said:Monday 21 September, Period 2Starter: Rounding

Applications of Decimals: Hire Purchase, p68 Q4-7

Mr H, on Monday 21 September, 2009 at 19:34 said:Tuesday 22 September, period 5Prepare class for my absence next two days.

Cover Profit/Loss and Foreign Exchange, worked examples for each to allow pupils to complete these exercises.

Mr H, on Tuesday 22 September, 2009 at 13:17 said:Wednesday 23 September, Period 3MA at Scottish Learning FestivalDecimals

Please ask volunteers to give out the Level F textbooks, jotters, rulers and calculators.

Pupils should work on p67 – Profit and Loss then p70 Foreign Exchange.

The class have examples on their jotters and textbooks to help them.

Mr H, on Tuesday 22 September, 2009 at 13:21 said:Thursday 24 September, Period 1MA at Scottish Learning FestivalDecimals

Please ask volunteers to give out the Level F textbooks, jotters, rulers and calculators.

Pupils should complete p70 Foreign Exchange if not done so last lesson, calculators required. Then work on p71-2 (miss out Q9 & 10 today). No calculators for this exercise.

Mr H, on Sunday 27 September, 2009 at 21:37 said:Monday 28 September, Period 2Go over and correct work completed in my absence.

Discuss any issues from HW (BC-AD date calculations)

Cooperative Learning Activity – Graffiti

Create graffiti poster on all knowledge and skills covered in Decimals topic.

Summarise posters in a list.

Homework:Decimals Q7-10Due:Thursday 1 OctoberMr H, on Monday 28 September, 2009 at 14:15 said:Spent longer checking and correcting work from Wed/Thurs.

Completed graffiti posters and processed coop task but no time for summary list.

Mr H, on Monday 28 September, 2009 at 14:18 said:Tuesday 29 September, Period 5Analyse and summarise graffiti posters on decimals.

Self assess against list.

Identify next steps.

Mr H, on Sunday 4 October, 2009 at 23:12 said:Monday 5 October, Period 2Cre8ate Maths – Minimise or Supervise activities.

Organise class into cooperative groups and assign roles.

Task 1 is a short discussion on consequences of eating excessive amounts of particular foods.

Task 2: use the internet to search and rank nutritional data for six products.

Task 3: (probably next lesson) devise a meal plan for two characters based on physical attributes, lifestyle and basal metabolic rate.

Mr H, on Tuesday 6 October, 2009 at 9:11 said:Groups worked well but internet searches took longer than anticipated.

Task 2 to be rounded off next lesson then onto Task 3.

Mr H, on Tuesday 6 October, 2009 at 9:12 said:Tuesday 6 October, period 5Laptops booked.

Recap previous lesson then complete Task 2.

Task 3: Devise a meal plan for two characters based on physical attributes, lifestyle and basal metabolic rate.

Feedback results to class.

Mr H, on Tuesday 6 October, 2009 at 22:59 said:Task 3 completed. It seems I need a daily intake of 3000 calories!

Mr H, on Tuesday 6 October, 2009 at 23:00 said:Wednesday 7 October, Period 3Term 1 diagnostic test at levels E and F.

Mr H, on Wednesday 7 October, 2009 at 23:01 said:Thursday 8 October, Period 1Team problem solving with UKMT Junior Team Challenge materials.