Multiplication Of Whole Numbers, Decimals, Squares And Square Roots Worksheet With Answers Page 30
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41Answers
Support activity
Exercise 3
Revise division of decimals by whole numbers.
Encourage pupils to use the method in the
1.
example.
Cost Price
N 40.70 N 70.10 N 18.60 N 462 N 804.40
Selling Price N 50.00 N 90.20 N 25.00 N 528 N 910.14
Homework activity
Profit
N 0.30 N 20.10
N 6.40
N 66 N 105.74
Pupils are to complete question 2 on page 34 of
2.
the WB.
N 900
N 80.20
N 236
N 265
N 604
Cost Price
Selling Price
N 600
N 50.40
N 176
N 247
N 526
Lesson 3
Pupil’s Book pages 126 and 127;
Loss
N 300
N 29.80
N 60
N 18
N 78
Workbook page 34
3. N 175.90 loss; 4. N 210 profit; 5. N 120 profit;
Preparation
6. N 1 414
You will need to have:
Workbook
•
A selection of shopping items
3.
•
Nigerian currency.
Article
Number
Cost
Total Cost
Starter activity
Purchased
Price
Prepare a shopping scene with articles with price
Paracetamol
200
N 1 000
N 200 000
tags on them. Ask children how much is written
Quinine
50
N 2 500
N 125 000
on each of the articles. Tell them the price tag is
325
N 4 800
N 1 560 000
Blood tonic
the cost price of the articles. The amount that the
40
N 5 600
N 224 000
Antibiotics
article is sold for is the selling price. The selling
price depends on the article owner and the cost
Asprin
365
N 1 250
N 456 250
price. Sometimes the selling prices are fixed by the
Bottled water
120
N 2 050
N 246 000
government of the country, for example, a litre of
68
N 1 555
N 105 740
Toothpaste
petrol is sold for N 70 in Nigeria.
Lesson focus
Assessment
Pupils should be able to find profit or loss of
Lead the pupils to buy and sell in the class. Explain
articles and solve problems involving profit and
that when the article is sold at a price higher than the
loss.
cost price we have a ‘profit’ or ‘gain’. When the selling
price is less than the cost price we have a ‘loss’.
Observe the pupils’ responses during lesson.
Explain the worked examples in the PB, showing to
Look at their answers to Exercise 3.
them clearly when a profit or loss is made and guiding
them to determine the profit or loss made.
Extension activity
Guide them on how to find the cost price when the
Get some pupils to come and buy items in bulk
profit and selling prices are given or find the selling
from you to stock their shop table. Help these
price when profit or loss and the cost prices are known.
new shop owners to re-price their items for sale
Lead the pupils to know that when the cost price and
in their shop. Get pupils to write down all sales.
the selling price are the same, the buyer makes neither
a profit nor a loss and we say he ‘breaks even’.
Homework activity
Pupils are to complete question 3 on page 34 of
the WB.
85
Unit 20: Multiplying and dividing money
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