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NCERT Book: Making 10 (Numbers 10 to 20) | Mathematics for Class 1: NCERT (Joyful-Mathematics) PDF Download

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Dotty Bug and her Designs
Making 10
4
B.  Make some dot designs with  
objects like tamarind seeds, 
pebbles, buttons, bindis, 
etc.,  and identify the number 
of dots in each arrangement.
A. Write the number of dots on each bug.
Have you seen a ladybug?
She has dots on her body. 
Have you ever noticed the 
number of dots?
Chapter 4.indd   33 Chapter 4.indd   33 19-06-2023   14:04:46 19-06-2023   14:04:46
Reprint 2024-25
Page 2


Dotty Bug and her Designs
Making 10
4
B.  Make some dot designs with  
objects like tamarind seeds, 
pebbles, buttons, bindis, 
etc.,  and identify the number 
of dots in each arrangement.
A. Write the number of dots on each bug.
Have you seen a ladybug?
She has dots on her body. 
Have you ever noticed the 
number of dots?
Chapter 4.indd   33 Chapter 4.indd   33 19-06-2023   14:04:46 19-06-2023   14:04:46
Reprint 2024-25
34
D.  Play with your friend. Roll the dice and colour a box with 
the same number of dots as on the dice. Take turns with 
your friend and roll again.
The child with more number of coloured boxes will win.
Choose the colour and 
fill it in the below boxes.
My colour 
Friend’s colour 
Use the dot and colour flash cards to help children gain 
instant recognition of numbers without counting. This is 
called subitization. Make more cards with dot patterns of 
numbers 1 to 9 in different designs and sizes as required. 
C.  Identify and write the numbers formed by the arrangement 
of the red bindis 
Let us Play Let us Play
Chapter 4.indd   34 Chapter 4.indd   34 19-06-2023   14:04:47 19-06-2023   14:04:47
Reprint 2024-25
Page 3


Dotty Bug and her Designs
Making 10
4
B.  Make some dot designs with  
objects like tamarind seeds, 
pebbles, buttons, bindis, 
etc.,  and identify the number 
of dots in each arrangement.
A. Write the number of dots on each bug.
Have you seen a ladybug?
She has dots on her body. 
Have you ever noticed the 
number of dots?
Chapter 4.indd   33 Chapter 4.indd   33 19-06-2023   14:04:46 19-06-2023   14:04:46
Reprint 2024-25
34
D.  Play with your friend. Roll the dice and colour a box with 
the same number of dots as on the dice. Take turns with 
your friend and roll again.
The child with more number of coloured boxes will win.
Choose the colour and 
fill it in the below boxes.
My colour 
Friend’s colour 
Use the dot and colour flash cards to help children gain 
instant recognition of numbers without counting. This is 
called subitization. Make more cards with dot patterns of 
numbers 1 to 9 in different designs and sizes as required. 
C.  Identify and write the numbers formed by the arrangement 
of the red bindis 
Let us Play Let us Play
Chapter 4.indd   34 Chapter 4.indd   34 19-06-2023   14:04:47 19-06-2023   14:04:47
Reprint 2024-25
35
Buttons Buttons Buttons
Button Buttons
Discuss the number of buttons left on the shirt at the end. Ask children 
to name objects, things around them whose number is zero. 
Let children understand that zero is also a number like one, 
two and other numbers. Discuss with children about the 
benefits of balanced diet and ill-effects of overeating.
Vanishing Buttons
Gola monkey wears his favourite shirt with four buttons. 
He went to the garden and ate too many bananas as he was 
fond of them. What do you think happened then?
 One of the buttons popped out and rolled away. But he 
cannot dream of giving up bananas and he keeps on losing 
all the buttons one by one.
Four
Zero
Three Two
One
0
Chapter 4.indd   35 Chapter 4.indd   35 19-06-2023   14:04:48 19-06-2023   14:04:48
Reprint 2024-25
Page 4


Dotty Bug and her Designs
Making 10
4
B.  Make some dot designs with  
objects like tamarind seeds, 
pebbles, buttons, bindis, 
etc.,  and identify the number 
of dots in each arrangement.
A. Write the number of dots on each bug.
Have you seen a ladybug?
She has dots on her body. 
Have you ever noticed the 
number of dots?
Chapter 4.indd   33 Chapter 4.indd   33 19-06-2023   14:04:46 19-06-2023   14:04:46
Reprint 2024-25
34
D.  Play with your friend. Roll the dice and colour a box with 
the same number of dots as on the dice. Take turns with 
your friend and roll again.
The child with more number of coloured boxes will win.
Choose the colour and 
fill it in the below boxes.
My colour 
Friend’s colour 
Use the dot and colour flash cards to help children gain 
instant recognition of numbers without counting. This is 
called subitization. Make more cards with dot patterns of 
numbers 1 to 9 in different designs and sizes as required. 
C.  Identify and write the numbers formed by the arrangement 
of the red bindis 
Let us Play Let us Play
Chapter 4.indd   34 Chapter 4.indd   34 19-06-2023   14:04:47 19-06-2023   14:04:47
Reprint 2024-25
35
Buttons Buttons Buttons
Button Buttons
Discuss the number of buttons left on the shirt at the end. Ask children 
to name objects, things around them whose number is zero. 
Let children understand that zero is also a number like one, 
two and other numbers. Discuss with children about the 
benefits of balanced diet and ill-effects of overeating.
Vanishing Buttons
Gola monkey wears his favourite shirt with four buttons. 
He went to the garden and ate too many bananas as he was 
fond of them. What do you think happened then?
 One of the buttons popped out and rolled away. But he 
cannot dream of giving up bananas and he keeps on losing 
all the buttons one by one.
Four
Zero
Three Two
One
0
Chapter 4.indd   35 Chapter 4.indd   35 19-06-2023   14:04:48 19-06-2023   14:04:48
Reprint 2024-25
36
Use concrete objects to demonstrate the idea of zero by reducing one object 
each time. Discuss the situations where something is absent 
and its number is called as ‘zero’ like there are 0 buses in the 
classroom. Also encourage children to count backwards from 
5 to 0 initially and later from 9 to 0.
Write the number of birds sitting on the branch of the tree.
A. How many suns do you see in the night? 
B. How many moons do you see at noon?
Write ‘0’ Write ‘0’
Think and Tell Think and Tell
Chapter 4.indd   36 Chapter 4.indd   36 19-06-2023   14:04:49 19-06-2023   14:04:49
Reprint 2024-25
Page 5


Dotty Bug and her Designs
Making 10
4
B.  Make some dot designs with  
objects like tamarind seeds, 
pebbles, buttons, bindis, 
etc.,  and identify the number 
of dots in each arrangement.
A. Write the number of dots on each bug.
Have you seen a ladybug?
She has dots on her body. 
Have you ever noticed the 
number of dots?
Chapter 4.indd   33 Chapter 4.indd   33 19-06-2023   14:04:46 19-06-2023   14:04:46
Reprint 2024-25
34
D.  Play with your friend. Roll the dice and colour a box with 
the same number of dots as on the dice. Take turns with 
your friend and roll again.
The child with more number of coloured boxes will win.
Choose the colour and 
fill it in the below boxes.
My colour 
Friend’s colour 
Use the dot and colour flash cards to help children gain 
instant recognition of numbers without counting. This is 
called subitization. Make more cards with dot patterns of 
numbers 1 to 9 in different designs and sizes as required. 
C.  Identify and write the numbers formed by the arrangement 
of the red bindis 
Let us Play Let us Play
Chapter 4.indd   34 Chapter 4.indd   34 19-06-2023   14:04:47 19-06-2023   14:04:47
Reprint 2024-25
35
Buttons Buttons Buttons
Button Buttons
Discuss the number of buttons left on the shirt at the end. Ask children 
to name objects, things around them whose number is zero. 
Let children understand that zero is also a number like one, 
two and other numbers. Discuss with children about the 
benefits of balanced diet and ill-effects of overeating.
Vanishing Buttons
Gola monkey wears his favourite shirt with four buttons. 
He went to the garden and ate too many bananas as he was 
fond of them. What do you think happened then?
 One of the buttons popped out and rolled away. But he 
cannot dream of giving up bananas and he keeps on losing 
all the buttons one by one.
Four
Zero
Three Two
One
0
Chapter 4.indd   35 Chapter 4.indd   35 19-06-2023   14:04:48 19-06-2023   14:04:48
Reprint 2024-25
36
Use concrete objects to demonstrate the idea of zero by reducing one object 
each time. Discuss the situations where something is absent 
and its number is called as ‘zero’ like there are 0 buses in the 
classroom. Also encourage children to count backwards from 
5 to 0 initially and later from 9 to 0.
Write the number of birds sitting on the branch of the tree.
A. How many suns do you see in the night? 
B. How many moons do you see at noon?
Write ‘0’ Write ‘0’
Think and Tell Think and Tell
Chapter 4.indd   36 Chapter 4.indd   36 19-06-2023   14:04:49 19-06-2023   14:04:49
Reprint 2024-25
37
She has lighted  diyas on her birthday. 
Count and write the number of objects.
   Tenth Birthday
It is Aastha’s tenth birthday. Her father prepared halwa for 
her. She is celebrating the birthday with her friends.
Beads Laddoos Crayons Bananas Leaves
I am 9 years old and after 1 more year,
I will be 10 years old.
So, 9 and 1 more makes 10.
Chapter 4.indd   37 Chapter 4.indd   37 19-06-2023   14:04:50 19-06-2023   14:04:50
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