JSS 1 MATHEMATICS

17/09/2020

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16/09/2020

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09/09/2020

Lesson 2

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08/09/2020

Lesson 1

Angles

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02/09/2020

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01/09/2020

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26/08/2020

Lesson 2

Statistcs

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25/08/2020

Lesson 1

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    20/08/2020

    Lesson 3

    Rounding off numbers

    Exercise

    19/08/2020

    Lesson 2

    Conversion

    Exercise

    18/08/2020

    Lesson 1

    Decimals

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    11/08/2020

    Lesson 1

    Decimals

    Exercise

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    12/08/2020

    Lesson 2

    Algebra

    Exercise

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    13/08/2020

    Lesson 3

    Volume

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    06/08/2020

    Lesson 3

    Equations

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    05/08/2020

    Lesson 2

    Equations

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    04/08/2020

    Lesson 1

    Angles

    Exercise

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    28/07/2020

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    Lesson 1

    ORDER OF OPERATIONS

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    29/07/2020

    Lesson 2

    CAPACITY OF CONTAINERS

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    30/07/2020

    Lesson 3

    STATISTICS

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    23/07/2020

    EQUATIONS FROM WORDS

    Exercise

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    22/07/2020

    ANGLES

    Exercise

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    21/07/2020

    PLANE SHAPES

    Exercise

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    14/07/2020

    AREA OF CIRCLES

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    15/07/2020

    VOLUME OF SOLIDS

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    Exercise

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    16/07/2020

    OPEN SENTENCES

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    09/07/2020

    FRACTIONS

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    08 – 07 – 2020

    GOOD MORNING STUDENTS

    Please, kindly solve the following Algebra Questions.

    1. Find the values of a in each of the following:

    a. 6=5+a

    b. 4+a=11

    c. 9-a=4

    2. A student buys 2 packets each containing x biscuits.He eats 6 biscuits.How many biscuits does he have left?

    3.An exercise book has x pages.Two exercise books have 64 pages.What is the value of x?

    4.A girl has #320.She gives #n to a friend and keeps the rest.If she keeps#180, what is the value of n?

    30/06/2020

    LESSON 1

    FACTORS AND MULTIPLES

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    01/07/2020

    LESSON 2

    ALGEBRA

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    02/07/2020

    LESSON 3

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    23/06/2020

    LESSON 1

    Use of Symbols

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    24/06/2020

    LESSON 2

    AREA OF TRIANGLES

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    25/06/2020

    LESSON 3

    Area of Parallelogram

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    Kindly transfer the solution to your notes.

    16/06/2020

    LESSON 1

    ALGEBRAIC SIMPLIFICATION

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    17/06/2020

    LESSON 2

    PERIMETER

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    18/06/2020

    LESSON 3

    AREA OF SHAPES

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    Kindly copy the solutions into your note after typing them online.

    09/06/2020

    SOLUTION TO LESSON 2 DATED 03/06/2020

    1. US 750,000,000
    2. 2,100,000,000
    3. 8/10 =4/5
    4. 1/25
    5. 3/8

    SOLUTION TO LESSON 3 DATED 04/06/2020

    1. (a) 13 1/ 3 %

    (b) 17.5%

    2.      25%

    3.      1050

    4.     671 / 2 0

    5.     52  1/ 2 0

    09/06/2020

    LESSON  1

    EXERCISE  ON  DECIMALS

    1. What is 0.25 of 6.36.
    2. Find  the  product of 2.03 and 0.055.
    3. A ream of paper contains 480 sheets. Each sheet is 0.014cm thick. Find the thickness of the ream of paper.
    4. A  dress needs 3.5m of cloth.If cloth costs #480 per metre,how much will it cost to buy enough cloth for a dress.
    5. One metre of string has a mass of 2.3g.What is the mass of 112.8 metres of this string?Give your answer in (a) g   (b)Kg

    LESSON 2

    10/06/2020

    WORD PROBLEMS (USE OF  SYMBOLS)

    Exercise

    1. David  has #80 more than Mary.(a)If Mary has #340,how much does David  has?

    s(b)If Mary has n Naira,how much does David  have?

    • A  piece of string is 5m long.It is cut into n pieces,each the same length.What is the length of each piece in (a) metres  (b) centimeters
    • A  Square mat has a side of length 3 metres.W hat is the total area of x of these mats?
    • During a period of x weeks,there were 13 days when it didn’t rain.On how many days did it rain?
    • A sum of #5000 is shared equally between x girls. One of the girls spends #360. How much did she have left?

    LESSON 3

    11/06/2020

    DIRECTED NUMBERS

    Exercise

    Simplify the following:

    1. 13+ (-10)
    2. 9 – (- 9)
    3. 6 – ( – 1)
    4. 7 – ( -8 ) + (- 5)
    5. -40 – (- 60)
    6. What must be added to  3 to make  -8?
    7. What must be subtracted  from -2  to make -7?
    8. Find the value of 16 ÷2 – 3 × 2
    9. Find the value of 7 × 3+ 27 ÷ 9
    10. Evaluate 8× 3 – 17 + 15÷ 5

    KINDLY COPY THE QUESTIONS AND SOLUTIONS IN YOUR MATHS NOTE.

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    02/06/2020

    28-05-2020

    PERIMETER AND AREA OF PLANE SHAPES

    1. A square has the same perimeter as a 5cm by 7cm rectangle. What is the area of the square.
    2. The area of a square is 121 meter sqr. Calculate the length of its side.
    3. Calculate the circumference of a circle whose diameter is 7cm.(Take ^=22/7)
    4. Find the perimeter of a parallelogram whose base is 7cm and side 6cm.
    5. The length of a rectangle is twice its width.If the perimeter is 20cm,find the width.
    6. Find the area of a circle of radius 31/2 metres.(Take ^=22/7)
    7. A goat is tied to a peg in the ground.The rope is 3m long.What area of grass can the goat eat?
    8. Calculate the area of a rectangular glass 12m by 7m.
    9. The perimeter of a rectangle is 48cm;find its breadth if its length is 16cm?
    10. Find the radius of a circle if the circumference is 28cm(Take ^=22/7)
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    26 – 05 – 20

    Solve the following revision exercises.

    1. 26cm of wood is cut off a board 130cm long.What percentage has been cut off?

    2. In a box of 200 oranges,18 are bad.What Percentage is bad? What percentage is good?

    3. A piece of elastic is 48cm long.It is stretched to a length of 60cm.What is the increase in length?What percentage of the original length is the increase?

    4.A motorist buys a 5- Litre can of oil to maintain her car.She used 800ml.What percentage of oil has she used and what percentage remains?

    5. The distance between two villages is 8km.A student walks from one village to the other.He walks most of the way but runs the last 480m.What percentage of the journey did he run?

    6.During a day,a student spends 7 hrs sleeping,1/4 of the day studying and 1/12 of the time traveling.What percentage of the day is left for other things?

    7.A clinic uses 1/3 of it’s budget for anti- malaria drugs.It used 3/5 of the remaining budget for immunisation.What fraction of the budget is left for other things?

    8.Express 2mins 30s as a fraction of 2 litres.

    9.A graph book costs #x.The cost of 5 graph books is #450.a.What is the value of x b. What will be the total cost of a graph book and a pen costing #60?

    10.A girl has 14 sweets.She eats n of them.How many sweets does she have left when n=5.What is the value of n.What is the value of n when she has no sweet left.

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    Good day students, I’m glad to meet you on this platform. Below are questions on topics from the previous terms.

    1. What fraction of 2kg is 250g.
    2. Find the smaller angle between the hands of a clock at quarter to 8?
    3. Round of 67548 to the nearest thousand
    4. Calculate the perimeter of square board of side 17cm.
    5. A bicycle wheel has a diameter of 42cm. How many metres does the bicycle wheel travel for 10 revolution ((Take ∏= 22/7)
    6. The perimeter of a rectangle is 48cm; find its breadth if its length is 16cm.
    7. A rectangular tank measures 6m by 4m by 5m what is the volume of the tank when it is half full?
    8. Convert 11102 to base 10
    9. A piece of elastic is 48cm long. It is stretched to a length of 60cm. What percentage of original length is the increase?
    10. In a mixed school, there are 722 boys. If there are 1148 students altogether, how many more boys are there than girls?
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    Hello my brilliant students,this is inform u that we will revise on the following topics below:

    pls solve d questions below

      SOLIDS 2: VOLUME

      VOLUME OF CUBOIDS AND CUBE

      CAPACITY OF CONTAINERS

      VOLUME OF RIGHT ANGLED TRIANGULAR PRISM

      STATISTICS 1: PURPOSE AND DATA COLLECTION

      STATISTICS 2:

      LIST OF TABLES

      TYPES OF PRESENTATION

      GRAPHICAL PRESENTATION

      AVERAGES:MEAN,MEDIAN AND MODE

      SIMPLE EQUATION:

      EQUATIONS

      SOLUTION OF AN EQUATION

      ANGLES 2: Angle between lines;angles in a triangle

      Angles between lines

      calculating the size of angles

      parallel lines

      Angles in a triangle

      GEOMETRICAL CONSTRUCTIONS:

      Construction,construction of parallel lines,construction of perpendiculars,to bisect a straight lines,to construct an angle 90 and to construct an angle of 60.

      ESTIMATION AND APPROXIMATION:

      Estimation,Rounding off numbers and approximation.

      BASE TWO ARITHMETIC:

      Number bases,binary numbers ,addition, subtraction and multiplication of binary number and other bases.

      20-05 -20

      Revision Questions

      Simplify the following:

      10b+b-3b

      6f-2f+3b

      17p-8p-2p

      6w+4w-3w-2w

      11x-2x+3y+5y

      14y-9x-6y

      2x+11y-2x

      A carpenter has 2 planks of wood.One plank is xcm long and the other plank is 3xcm long.What is the total length of the two planks.

      A village contains n people.A medical team inoculates m people each day against yellow fever.After four days,how many people still need to be inoculated .

      A woman has x eggs in a basket.She sells one- third of them to another woman.Two of the eggs get broken.How many eggs are left in the basket.

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      please stay home and stay safe.

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