Mathematics

8.0 Preliminary activities

Activity 8.0.1

Activity 8.0.2

Activity 8.0.3

Activity 8.0.4

Activity 8.0.5

1. Kariza had a coin of 100Frw. She bought a sweet at 50 Frw. What was her balance?

2. Keza was given 80Frw by her parents. If she got 20Frw more. How much money did she get?

3. Kayitare was given 100Frw . He bought a pen at 50Frw and a banana at 40Frw. How much money did he remain with?

4. Peter bought a pencil at 20Frw and a mango at 50Frw. How much money did he use altogether?

5. Mutesi had 100Frw. She bought a pen and paid 50Frw. How much money was left?

8.1 Features of Rwandan currency from 1Frw to 1000Frw

   Get different coins and notes (denominations of the Rwandan currency), group them according to their colors and values. 

   Say the denominations of the Rwandan currency from the smallest to the largest.

Activity 8.1.2

8.2 Importance of money

Activity 8.2.1

Activity 8.2.2

      1) When you have 100Frw, what can you buy?

     2) When you have 500Frw, what can you buy?

     3) When you have 1000 Frw, can you buy a house?

Activity 8.2.3

8.3 Sources of money

Activity 8.3.1

Activity 8.3.2

Activity 8.3.3

8.4 Buying and selling

Activity 8.4.1

a)    Mutoni wants to buy an orange and a mango. How much money will she pay?

b)    Gisa bought a bottle of juice and one cob of maize. How much money did she pay?

c)     Kangabe sent Uwase to buy one toilet paper, a banana and a loaf of bread. How much money did she pay altogether?

d)     Mahame asked Butera to buy one cob of maize and a loaf of bread. How much money will he Pay altogether?

Activity 8.4.2

    a) Muhizi has 750 Frw. If he buys a notebook and a bar of soap, what will be his balance?

    b) Ingabire has a note of 500Frw. If she buys one pawpaw and a sweet, how much money will she remain with?

8.5 Exchange of Rwandan currency from 1Frw up to 1000Frw

Activity 8.5.1

Activity 8.5.2

8.6 List down items needed before buying

Activity 8.6.1

Activity 8.6.2

Activity 8.6.3

Find the sum of money he will pay for the items.

        1. Onions = 200 Frw       3. Ground nuts = 200 Frw

        2. Soap = 200 Frw            4. Irish potatoes= 300 Frw

8.7 Good use and management of money

Activity 8.7. 1

Activity 8.7.2

Tell what these people are doing?

Why do you think they are do so?

How can we keep money safely?

8.8 The habit of saving money

Activity 8.1

Is it good to save money in order to use in the future?

8.9 Starting a small income generating projects

Activity 8.9

Do you have an activity which can help you to get money? …......

8.10 Comparing the amount of money that does not exceed 1000Frw

Activity 8.10.1

Activity 8.10.2

Activity 8.10.3

8.11 Addition and subtraction of Rwandan currency with the sum not exceeding 1000Frw

Activity 8.11

8.12 Multiplication and division of an amount of money by a whole number

Activity 8.12

8.13 Word problems involving the addition or subtraction of money

Activity 8.13

Carefully study the example below:

Example:

Butera has 750Frw. He wants to buy a book which costs 950Frw.

How much more money will he need to buy that book?

Solution:

Solve the following problems:

1.   Mahoro bought a notebook at 350frw and pens that cost 200Frw. How much money did Mahoro pay?

2.   Shema had a note of 500Frw. He went to buy a bottle of water at 300Frw. What was the balance.

3.   Manirakiza was paid 900Frw. He bought juice and remained with 200Frw. How much money did he use to buy juice?

4.   Gasore had 900Frw. He went to buy bread and he remained with 250Frw. How much money did he pay on the bread?

5.   Uwamahoro bought bananas at 600Frw. She bought also one cabbage at 300Frw. How much money did she pay

     altogether?

8.14 Word problems involving the multiplication or division of money by a number

Activity 8.14

Study these example below:

Example:

One bottle of soda costs 400Frw. Tom is sent to the shop to buy two bottles of soda. 

  How much money will he pay?

Solution:

Solve the following problems:

1    . Peter has 800Frw. If he shares it equally among 4 children. How much money will each child get?

2     . Share 900Frw equally among 3 pupils. 

3      . One notebook costs 200Frw. If I buy 2 notebooks, how much money will I pay?

4        . One pizza costs 100Frw. How much money can I use if I buy 10 pizzas for my friends?

5         . Ishimwe wants to buy 6 books. If one book costs 100Frw, how much money will he pay?

END UNIT ASSESSMENT 8

1. Answer by Yes or Not

       (a) Rwandan currency is made of different coins only...….….

       (b) Rwandan currency is made of different notes only ……

       (c) Rwandan currency is made of different coins and different notes...............…

        (d) All Rwandan coins and notes have the coat of arm…….

2. Fill in correctly

3. Underline the source of money for your parents

Salary fishing         art-craft          farming                 commerce agriculture

4. Use >, < or = to compare amount of money

5. Arrange the following amount of money from the smallest to the largest

        (a) 650Frw, 900Frw, 750Frw, 800Frw

         (b) 400Frw, 700Frw, 650Frw, 300Frw

6. Arrange the following amount of money from the largest to the smallest

          (a) 450Frw, 550Frw, 350Frw, 250Frw, 650Frw.

          (b) F 850, F 250, F 500, F 950, F 400.

7. Write the number of coins or notes in the boxes:

8 Word problems 

   (a) Muhizi had 900Frw and he went to buy 1Kg of sugar. If the price of the sugar is 850Frw per Kg, how much money left?

   (b) Keza bought the bread at 500Frw, eggs of 200Frw and one pizza of 200Frw. How much did she pay?

   (c) Share 750Frw equally among 5 cyclists. How much money can each cyclist get?

   (d) Masabo goes to school every day. If he pays 400Frw per day. How much money does he pay in 2 days?

   (e) When I had 950Frw, I bought rice at 1 750Frw. How much money did I remain with?