MNU 3-03a 13 May 2022 13 May 2022 Created by Mr. Lafferty Maths Dept. Created by Mr. Lafferty Maths Dept. Revision Level E Add & Subtract Decimals Decimals Decimals www.mathsrevision.com Multiplying by 2 Simple Decimals Dividing 2 Simple Decimals Rounding to Any Number of Decimal Place Rounding to Significant Figures Profit and Loss Hire Purchase Salaries & Overtime Foreign Exchange
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MNU 3-03a 15-Jan-15Created by Mr. Lafferty Maths Dept. Revision Level E Add & Subtract Decimals Decimals Multiplying by 2 Simple.
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MNU 3-03a
11 Apr 202311 Apr 2023 Created by Mr. Lafferty Maths Dept.Created by Mr. Lafferty Maths Dept.
Revision Level E Add & Subtract Decimals
DecimalsDecimalsw
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Multiplying by 2 Simple DecimalsDividing 2 Simple Decimals
Rounding to Any Number of Decimal PlacesRounding to Significant Figures
Profit and LossHire PurchaseSalaries & OvertimeForeign Exchange
MNU 3-03a
11 Apr 202311 Apr 2023 Created by Mr. Lafferty Maths Dept.Created by Mr. Lafferty Maths Dept.
Starter QuestionsStarter Questionsw
ww
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Write down as many equations as you can
e.g. a + b = 11
MNU 3-03a
11 Apr 202311 Apr 2023 Created by Mr. Lafferty Maths Dept.Created by Mr. Lafferty Maths Dept.ww
1.1. Understand the terms Understand the terms PROFIT and LOSS.PROFIT and LOSS.
1. We are learning theterms profit and loss.
2.2. Apply knowledge to Apply knowledge to calculations. In context.calculations. In context.
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Profit and LossProfit and Loss
MNU 3-03a
11 Apr 202311 Apr 2023 Created by Mr. Lafferty Maths Dept.Created by Mr. Lafferty Maths Dept.
Profit and LossProfit and Loss
Profit : When you sell something for MORE than you bought it.
Loss : When you sell something for LESS than you bought it.
PROFIT = Selling Price – Buying Price
LOSS = Buying Price – Selling Price
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MNU 3-03a
11 Apr 202311 Apr 2023 Created by Mr. Lafferty Maths Dept.Created by Mr. Lafferty Maths Dept.
Profit and LossProfit and Loss
Example 2Example 2
I bought a bunch of flowers for £5.50 and tried to I bought a bunch of flowers for £5.50 and tried to sell them for a profit. But I found it difficult to sell sell them for a profit. But I found it difficult to sell them. I sold them for £4.00 before they went off. them. I sold them for £4.00 before they went off.
Example 1Example 1If I buy a Playstation for £100 and sell it for £120. If I buy a Playstation for £100 and sell it for £120.
£120-£100 = £120-£100 = £20£20
I have made a I have made a PROFITPROFIT of of
I made a I made a LOSSLOSS of of £5.50 - £4.00 = £1.50£5.50 - £4.00 = £1.50
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11 Apr 202311 Apr 2023 Created by Mr. Lafferty Maths Dept.Created by Mr. Lafferty Maths Dept.
Now try Ex 9Ch13 (page 67)
Q1 – Q3
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Profit and LossProfit and Loss
MNU 3-03a
MNU 3-03a
11 Apr 202311 Apr 2023 Created by Mr. Lafferty Maths Dept.Created by Mr. Lafferty Maths Dept.
1.1. To know the meaning of To know the meaning of the term HIRE PURCHASE.the term HIRE PURCHASE.
1. We are learning thethe meaning of the term Hire Purchase.
2.2. Apply the process of Apply the process of working out the Hire working out the Hire Purchase for everyday Purchase for everyday products.products.
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Hire PurchaseHire Purchase
MNU 3-03a
11 Apr 202311 Apr 2023 Created by Mr. Lafferty Maths Dept.Created by Mr. Lafferty Maths Dept.
Starter Starter QuestionsQuestions
Q1. Expand out 2j (k – 5g + 4jk)
Q3.Find m when 55 = 13 - 14m
Q2. Find all the missing angles
2
I f a 9, b 7, c 4
Find
ab
c
Q4.
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MNU 3-03a
MNU 3-03a
11 Apr 202311 Apr 2023 Created by Mr. Lafferty Maths Dept.Created by Mr. Lafferty Maths Dept.
Hire PurchaseHire Purchase
Hire Purchase : When you pay for goods byputting down a deposit and then paying the rest up in small fixed payments over a period of time.
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Normally you pay more for the goods using this method.
MNU 3-03a
11 Apr 202311 Apr 2023 Created by Mr. Lafferty Maths Dept.Created by Mr. Lafferty Maths Dept.
Buying ProductsBuying Products
Hoover Cash Price £365.50 Hoover Cash Price £365.50 or or
1.1. Understand the term Understand the term exchange rate and be apply exchange rate and be apply it to convert £’s to another it to convert £’s to another currency.currency.
1. We are learning to convert £’s to another currency and vice versa.
2.2. Be able to convert back to Be able to convert back to £’s.£’s.
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Foreign ExchangeForeign Exchange
3. 3. Show clear working.Show clear working.
MNU 3-03a
11 Apr 202311 Apr 2023 Created by Mr. Lafferty Maths Dept.Created by Mr. Lafferty Maths Dept.
The currency in most of Europe is the euro €
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Converting £’s to Euros € simply multiply
Foreign ExchangeForeign Exchange
The exchange rate is approximately
£ 1 1.54 €
(a) To change £80 to euros 80 x 1.54 =123.20 €
Think going on holiday !
MNU 3-03a
11 Apr 202311 Apr 2023 Created by Mr. Lafferty Maths Dept.Created by Mr. Lafferty Maths Dept.
Coming back from holiday we want to do the oppositei.e. euros to £’s
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Converting Euros €’s to £’s simply divide
Foreign ExchangeForeign Exchange
The exchange rate is approximately
£ 1 1.54 €
To change 616 € to £’s 616 ÷ 1.54 =£400
Think back from holiday !
11 Apr 202311 Apr 2023 Created by Mr. Lafferty Maths Dept.Created by Mr. Lafferty Maths Dept.