Mathematics

TEXT BOOK IN MATHEMATICS FOR CLASS – 1

PUBLICATION: NCERT

I SEMESTER: CHAPTERS – 1,2,3,5,6,7.

CHAPTER : 1

Shapes And Space

Space

Inside - outside
Top - bottom
Near - far
On - under
Above - below

Shapes

Circle -

Square -

Triangle -

Rectangle -

Pentagon -

CHAPTER – 2

Numbers From One To Nine

Numerals - Number Name

1 - One

2 - Two

3 - Three

4 - Four

5 - Five

6 - Six

7 - Seven

8 - Eight

9 - Nine

10 - Ten

I. Write the numbers that come before.

eg : 1) 7 8

2) 5 6

Write the numbers that come after.

eg : 1) 9 10

2) 3 4

III. Write the numbers that come in between.

eg : 1) 7 8 9

2) 4 5 6

Write the missing numbers.

eg : 1) 4, 5, 6, 7.

2) 1, 2, 3, 4.

CHAPTER – 3

Addition

I)Add the following numbers.

llll ll

eg : 1) 4 + 2 = 6

lll llllll

3 + 6 = 9

lllllll

7 + 0 = 7

3 lll

+ 4 llll

4 llll

+ 5 lllll

CHAPTER – 5

Numbers From Ten To Twenty

Numerals Number Name

11 - Eleven

12 - Twelve

13 - Thirteen

14 - Fourteen

15 - Fifteen

16 - Sixteen

17 - Seventeen

18 - Eighteen

19 - Nineteen

20 - Twenty

Write missing numerals. ( Text book Pg. No. 81)

10 , 11, 12, 13, 14, 15, 16, 17, 18, 19, 20.

2). What comes after 18? Ans: 19.

3) What comes after 14? Ans: 15

4) What comes before 16? Ans: 15

5) Write numbers before and after 9? Ans: 8 and 10

6) Write numbers before and after 18? Ans: 17 and 19.

7) Write numbers before and after 10? Ans: 9 and 11

8) Circle the bigger number.

11 13 13 15 18 8

12 8 17 7 11 10

16 6 1 11 9 19

9) Circle the smaller number.

20 10 6 4 10 12

11 9 5 15 12 2

16 17 9 10 15 13

10) Circle the biggest number.

13 3 9 12 15 20

10 5 12 11 12 13

19 18 17 13 16 14

11) Circle the smallest number.

7 2 4 14 16 12

15 7 20 19 8 9

1 10 20 16 15 14

12) add the following numbers. ( Text book Pg. No.85)

eg : 8 + 7 = 15

9 + 9 = 18

!3) Solve the following.

Rahul has 8 pencils. Sonu has 7 pencils. How many pencils do they have together?

Ans : 8 pencils

+ 7 pencils

_____________

15 pencils.

Farida plucked 4 apples. Sita plucked 6 apples. Both put them together. How many apples are there now?

Ans : 4 apples

+ 6 apples

____________

10 apples.

CHAPTER – 6

Time

! hour = 60 minutes

A clock has 3 hands. Hour hand, Minute hand and Second hand.

The small hand of a clock is called Hour hand.

The long hand of a clock is called Minute hand.

Mark hands on the clock to show the time. (Work book Pg No. 56)
Find out the time from the clock. ( workbook Pg. No.57)
Draw the hands and write the time at which do you do in the following. (Pg No. 58)

CHAPTER – 7

Measurement

Longer - shorter

Longest - shortest

Taller - shorter

Tallest - shortest

Thicker - thinner

Thickest - thinnest

Heavier - lighter

Heaviest - lightest

What are the old methods of measurement?

Ans : Handspan, Cubit and Footspan.

II SEMESTER

LESSONS : 4, 8, 9, 10, 11, 12, 13.

Lesson : 4

Subtract the following numbers.

eg : 2 - 0 = 2

9 - 7 = 2

8 - 8 = 0

Write the missing numbers. ( Text book Pg. No. 68)

8 - 1 = 7 5 - 2 = 3

5 - 4 = 1 8 - 3 = 5

3 - 0 = 3 2 - 2 = 0

9 - 2 = 7 9 - 2 = 7

Subtract the following ( workbook Pg. No. 40)
Write the missing number ( workbook Pg. No. 41)

Chapter – 8

Numbers from Twenty one to Fifty.

21 – Twenty one

22 - Twenty two

23 – Twenty three

24 – Twenty four

25 - Twenty five

26 - Twenty six

27 - Twenty seven

28 - Twenty eight

29 - Twenty nine

30 - Thirty

31 – Thirty one

32 – Thirty two

33 – Thirty three

34 – Thirty four

35 - Thirty five

36 - Thirty six

37 - Thirty seven

38 – Thirty eight

39 – Thirty nine

40 – Forty

41 – Forty one

42 – Forty two

43 – Forty three

44 – Forty four

45 – Forty five

46 – Forty six

47 – Forty seven

48 – Forty eight

49 – Forty nine

50 – Fifty

Fill in the blanks.
20 and 1 more are 21

21 and 1 more are 22

22 and 1 more are 23

Write the missing numbers.
11, 12, 13 _____, _____, _____

22, 23, 24 _____, _____, _____

41, 42, 43, ____, _____, ______

CHAPTER – 9

Data Handling

Q1. Count the number of letters in each name – word.(Text book Pg. No. 110)

S A L M A - 5

J O S E P H - 6

A R U N _ 4

C H I N T U - 6

G E E T A _ 7

A S H A _ 4

S U B B U - 5

W A H M A D - 5

R A V I - 4

How many names have four letters - 3

How many names have five letters - 4

How many names have six letters - 2

How many times S comes in all the names taken together - 4

How many times A comes in all the names taken together - 9

CHAPTER – 10

Patterns

Q1. Extend the sequence.

I I O I I O I I O I I O

W M W M W M W M

Q2. Fill in the missing numbers.

e.g. 1, 3, 5, 7, 9, 11, 13

22, 21, 20, 19, 18, 17, 16

10, 20, 30, 40, 50, 60

11,22, 33, 44, 55, 66, 77

5, 10, 15, 20, 25, 30

2, 5, 8, 11, 14, 17, 20

Q3. Complete the patterns (Text book Pg. No. 115, 116)

CHAPTER – 11

Numbers

Number and Number names

51 – Fifty one

52 – Fifty two

53 – Fifty three

54 - Fifty four

55 – Fifty six

56 – Fifty seven

58 – Fifty eight

59 – Fifty nine

60 – Sixty

61 – Sixty one

62 – Sixty two

63 – Sixty three

64 – Sixty four

65 – Sixty five

66 – Sixty six

67 – Sixty seven

68 – Sixty eight

69 – Sixty nine

70 – Seventy

71 – Seventy one

72 – Seventy two

73 – Seventy three

74 – Seventy four

75 – Seventy five

76 - Seventy six

77 – Seventy seven

78 – Seventy eight

79 – Seventy nine

80 – Eighty

81 – Eighty one

82 – Eighty two

83 – Eighty three

84 – Eighty four

85 – Eighty five

86 – Eighty six

87 – Eightyseven

88 – Eighty eight

89 – Eighty nine

90 – Ninety

91 – Ninety one

92 – Ninety two

93 – Ninety three

94 – Ninety four

95 – Ninety five

96 – Ninety six

97 – Ninety seven

98 – Ninety-eight

99 – Ninety-nine

100 – Hundred

Fill in the blanks

e.g. – 5 tens + 1 one = 51

6 tens + 4 ones = 64

8 tens + 0 ones = 80

9 tens + 9 ones = 99

CHAPTER – 12

Money

1 Rupee = 100 paise

One 1 Rupee coin has two 50 paise coins.

One 1 Rupee coin has four 25 paise coins.

One 2 Rupees coin has two 1-rupee coins.

One 2-rupee coin has four 50 paise coins.

One 5-rupee coin has five 1-rupee coins.

Write the amount of money added to these to make Rupee 100.

e.g. a) Rs.70 + Rs30

b) Rs.20 + Rs.80

c)Rs. 75 + Rs. 25

d) Rs. 90 + Rs. 10
Look at the price tag given below and write the total cost of the given articles.

(Text book Pg. No.82)

A bat and a banana. 25 + 2 = Rs.27
An inkpot and a ball. 10 + 7 = Rs. 17
A bat and a ball. 25 + 7 = Rs. 32
A banana and an inkpot. 2+ 10 = Rs.12
An inkpot and a bat. 10 + 25 = 25
A ball and a banana. 7 + 2 = 9

CHAPTER – 13

How many

Write the number of sticks. (Text book Pg. No. 130)
How many beads (Text book Pg. No.131)
Number name of 15. Ans : Fifteen
How many tens are there in 24? Ansss : 2 tens
Which is the bigger number 13 or 26. Ans : 26

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