lets do mathematics book 1 part 1

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  • (

    Solid shapes Sets: many and few Matching one to one Matching identical sets Matching identical sets Making equal sets Inequalities Equalities and inequalities One more One less Comparing length Numerals 1 to 5 Number names 1 to 5 Let us look back Coins: 1 cent and 5 cent Zero Number sequence 1 to 5 Combinations to 5 Problem solving Combinations to 5 Partitions to 5 Inverse Problem solving The calendar Identifying plane shapes N arning plane shapes Let us look back

    CONTENTS

    Page

    1 2 5 7 8 9 10 12 13 14 15 18 23 24 25 27 28 29 33 34 36 37 38 39 41 43 44

  • LESSON 1 Look at the picture of these shapes displayed by your teacher. Describe these shapes

    1

  • In each box there are two sets. Colour the set that has less than the other set .

    .

    . .

    .. . .

    3

  • r

    In each box there are two sets. Colour the set that has more than the other set.

    o 0=b

    4

  • Match one-to-one.

    5

  • Mark X on the set that has more. Match to find out.

    6

  • Match the pairs of equal sets .

    7

  • For each set make one that is equal to it.

    8

  • LESSON 3 Make the sets equal. Use the = sign.

    D

    D

    D

    9

  • Write how many in the box for each set.

    D

    D D

    D D 10

  • Ma ke sets to show > or <

    D D

    D D

    D D

    D D 1 1

  • Write =, > or <

    D D D

    D D D

    D D D 12

  • LESSON 4 Which is one more than the set on the left? Mark an X.

    13

    C

    C

  • Which is one less than the set on the left? Mark an X.

    -~-.

    T TTT T T T TTT T T

    14

  • Colour the one that is taller.

    000 00

    15

    / /

    / /

    /

  • Colour the one that is longer.

    eMI 2 3 4 5 6 7 8 9 10 11 1213 14

    1'1'1'1' I' I' 1'1'1'1' 1'1 ~1 2 3 4 5 6 7 8 9 W

    16

    -

  • Draw in order, starting with the shortest.

    17

  • LESSON 5 Count, trace, draw and write

    1 ~ I am one ) Trace me

    e ... ... ... ... ... ... ... ... one I I I I I I I I ... ... ... ... ... ... ... ...

    one I I I I I I I I

    1

    1 1

    18

  • Count, trace, draw and write

    Trace me two

    .- .- .- .- .- .- .- .-J J J J J J J J , , , , , , , ,

    -- -- -- -- -- -- -- --e e .- .- .- .- .- .- .- .-J J J J J J J J , , , , , , , , -- -- -- -- -- -- -- --

    two

    2

    2 2 2 1

    1 2

    19

  • Count, trace, draw and write

    3 ~I am three) Trace me

    three ~~~ .-, .-, . -, . -, .-, . -, . -, . -, .. .. ... .. .. .. .. .. '-' '-' '-' '-' '-' '-' '-' '-'

    three .-, .-, .-, . -, .-, . -, . -, .-, .. .. .. .. .. .. .. ..

    '-' '-' '-' '-' '-' '-' '-' '-'

    3 3

    2

    1

    1 2 3

    20

  • Count, trace, draw and write

    4 ~I am four)

    Trace me

    four , , , , . . . . . . . . ,. ,. ,. ,. ,. ,. ,. ,. . . . . .. . . . . . . . . . . -r -r -r -r -r -r -r -r

    . . . . . . . .

    four ,. ,. ,. ,. ,. ,. ,. ,.

    I . . I . . I , . . . . .

    -r -r -r -r -r -r -r -r

    4 4 4

    3

    2

    1

    1 2 3 4

    21

  • Count, trace, draw and write

    5 ~ I am five) Trace me

    "'" -" -" - " - " - " -" -" - "

    five ~. ~. ~. ~. ~. ~. ~ . ~. "., ". , "., ". , ". , ". , ". , ". ,

    "'" - " - " - " - " -" - " -" -"

    five ~. ~. ~. ~. ~. ~. ~. ~. ". , ". , "., ". , ". , ". , ". , ". ,

    5

    5 4 3 2 1 1 2 3 4 5

    22

  • Match these

    four

    two

    five

    one

    three

    23

  • Let us look back

    1. Make the sets equal.

    j////!;; CJ II 1. Write =, > or

  • LESSON 6 Look and write the name

    1 dollar 1 dollar

    5 dollars 5 dollars

    dollar dollar dollar dollar

    dollar dollar dollar dollar

    25

  • Use =, > or <

    D

    D

    D

    D 26

  • Trace and write

    o ~I am zero) Trace me

    ,. ,. ,. ,. ,. ,. zero

    ,

    ,

    ,

    ,

    ,

    ,

    ,

    , .. ; .. ; .. ; .. ; .. ; .. ; .. ; .. ;

    ,. ,. ,. ,. , .

    ,

    ,

    ,

    ,

    ,

    ,

    ,

    , zero .. ; .. ; .. ; .. ; .. ; .. ; .. ; .. ;

    MM M

    27

  • Count and write

    _

    _

    --_

    -----

    1 2 3 D 5 1 2 D 4 5 1 D 3 4 D Join the dots in order of the number.

    1

    DO DO 2' . 4

    3

    28

  • Count and write

    1

    --_

    3

    added to

    added to

    o added to

    2

    --

    2

    ,

    o 29

    LESSON 7

    makes 3

    --

    ---

    makes o

    makes o

  • Count, draw and write

    1

    3

    $3

    2

    added to

    added to

    added to

    +

    o

    1

    $4

    2

    30

    makes D

    makes D

    makes D

    D

  • Count, draw and write

    1 + 1 D

    2 + o D

    1 + 3 D

    2 + 3 D 31

  • Count, draw and write

    2 +

    4 +

    ee 2 +

    $1 +

    1

    1

    ee 2

    $4

    32

    D

    D

    D

    D

  • Read and write

    I have ......... sweets.

    Joan gives me ... more.

    I now have --

    Pamela has If dad gives her more. She now has

    --

    If f f boys And i i girls are present, Then there are children present.

    --

    John has 3 cherries.

    Joan gives him 1 more.

    He now has --

    33

    ./

  • LESSON 8 Count and write

    3 + 1 D

    $5 + $0 D

    2 + 3 D

    1 + 4 D 34

  • Addition

    1 + 2 D

    2 + 3 D

    - D $0 -+ $4

    ~~ ~~

    D -4 -+ 1

    35

  • Find the missing numeral

    " " 2 2 + D

    @ $3 - D + $1 -

    ~~ y ~ ~ - D + 3 -

    36

    5

  • Find the missing numeral /

    3 D + 1

    D + 2 - 2 -

    $4 - D + $1 -

    D + $2 $5

    37

  • Count and write

    Jane has ...

    How many do they all have together? __

    Roy had ~~~ If he now has ~ left. How many did he give away?

    --

    Janet had e e e e e She gave e e to her mother. How many did she have left? __

    38

  • LESSON 9 Read a nd write

    FEBRUARY SUN MON TUES WED THUR FRI SAT

    1 2 3 4 5 6 7 8 9 10 1 1 12

    13 14 15 16 17 18 19 20 21 22 24 25 26 27 28

    Draw a circle around the name of the month.

    Mark X on the holiday.

    Which month comes after this month? --

    Which month comes before this month? --

    39

  • Match the pictures on the left with the most suitable month on the right.

    June

    February

    December

    October

    April

    August

    40

  • Which shape on the right is the same as the shaded part of the shape on the left? Colour it.

    o

    o

    41

  • Match the names with the shapes

    triangle

    rectangle

    square

    circle

    42

  • Count the shapes. Write the numeral

    (square)

    (circle)

    (rectangle)

    (triangle)

    43

  • Let us look back

    l. Use =, > or <

    $5 $1 $1 $1 $1 $1 $1 $5 $1 $1 $1 $1 $1 $1

    2. Count, draw and write

    TTT rTTT TT 3 added to D makes D

    5 - 2 + D -

    "~'I , 4 - 1 + D -

    5 - D + 1 -44

  • 3. Find the missing numeral:

    5 + 2 - 0 4 + 1 =0 -2 + 3 - 0 1 + 4 =0 -5 - 3 +0 5 - 0 + 1 - -5 - 0 + 3 5 - 4 +0 - -5 =0 + 0 0 - 0 + 5 -

    4. Try these:

    Pamela has 1 cherry.

    Joan gives her 2 more.

    Pamela now has cherries.

    John has 5 marbles

    He shares 2 with May.

    How many has he left?

    45

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