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NCERT Book: Fun with Numbers (Numbers 21 to 99) | Mathematics for Class 1: NCERT (Joyful-Mathematics) PDF Download

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Simran was putting oranges in boxes. Each box can hold 10 
oranges. How many boxes would she need?
Fun with Numbers
8
22 
Twenty Two
Do you know how many oranges are there?
21
Twenty One
She packed them in boxes.
          
Chapter 8.indd   84 Chapter 8.indd   84 07-06-2023   11:21:49 07-06-2023   11:21:49
Reprint 2024-25
Page 2


Simran was putting oranges in boxes. Each box can hold 10 
oranges. How many boxes would she need?
Fun with Numbers
8
22 
Twenty Two
Do you know how many oranges are there?
21
Twenty One
She packed them in boxes.
          
Chapter 8.indd   84 Chapter 8.indd   84 07-06-2023   11:21:49 07-06-2023   11:21:49
Reprint 2024-25
85
Twenty 
Three
24 
Twenty 
Four
Twenty 
Five
Twenty 
Six
27 
Twenty 
Seven
Chapter 8.indd   85 Chapter 8.indd   85 07-06-2023   11:21:50 07-06-2023   11:21:50
Reprint 2024-25
Page 3


Simran was putting oranges in boxes. Each box can hold 10 
oranges. How many boxes would she need?
Fun with Numbers
8
22 
Twenty Two
Do you know how many oranges are there?
21
Twenty One
She packed them in boxes.
          
Chapter 8.indd   84 Chapter 8.indd   84 07-06-2023   11:21:49 07-06-2023   11:21:49
Reprint 2024-25
85
Twenty 
Three
24 
Twenty 
Four
Twenty 
Five
Twenty 
Six
27 
Twenty 
Seven
Chapter 8.indd   85 Chapter 8.indd   85 07-06-2023   11:21:50 07-06-2023   11:21:50
Reprint 2024-25
86
Write 21 to 30
28 
Twenty 
Eight
Twenty 
Nine
30 
Thirty
21
23
27
22
25
30
Chapter 8.indd   86 Chapter 8.indd   86 07-06-2023   11:21:50 07-06-2023   11:21:50
Reprint 2024-25
Page 4


Simran was putting oranges in boxes. Each box can hold 10 
oranges. How many boxes would she need?
Fun with Numbers
8
22 
Twenty Two
Do you know how many oranges are there?
21
Twenty One
She packed them in boxes.
          
Chapter 8.indd   84 Chapter 8.indd   84 07-06-2023   11:21:49 07-06-2023   11:21:49
Reprint 2024-25
85
Twenty 
Three
24 
Twenty 
Four
Twenty 
Five
Twenty 
Six
27 
Twenty 
Seven
Chapter 8.indd   85 Chapter 8.indd   85 07-06-2023   11:21:50 07-06-2023   11:21:50
Reprint 2024-25
86
Write 21 to 30
28 
Twenty 
Eight
Twenty 
Nine
30 
Thirty
21
23
27
22
25
30
Chapter 8.indd   86 Chapter 8.indd   86 07-06-2023   11:21:50 07-06-2023   11:21:50
Reprint 2024-25
87
Number 31 to 50
31
Thirty One 
32
Thirty Two
Thirty 
Three
Thirty Four
35
Thirty Five
Let us count the number of flowers and the number of 
neem daatun.
36
Thirty Six
Thirty Seven
Thirty Eight
39
Thirty Nine
40
Forty
Chapter 8.indd   87 Chapter 8.indd   87 07-06-2023   11:21:53 07-06-2023   11:21:53
Reprint 2024-25
Page 5


Simran was putting oranges in boxes. Each box can hold 10 
oranges. How many boxes would she need?
Fun with Numbers
8
22 
Twenty Two
Do you know how many oranges are there?
21
Twenty One
She packed them in boxes.
          
Chapter 8.indd   84 Chapter 8.indd   84 07-06-2023   11:21:49 07-06-2023   11:21:49
Reprint 2024-25
85
Twenty 
Three
24 
Twenty 
Four
Twenty 
Five
Twenty 
Six
27 
Twenty 
Seven
Chapter 8.indd   85 Chapter 8.indd   85 07-06-2023   11:21:50 07-06-2023   11:21:50
Reprint 2024-25
86
Write 21 to 30
28 
Twenty 
Eight
Twenty 
Nine
30 
Thirty
21
23
27
22
25
30
Chapter 8.indd   86 Chapter 8.indd   86 07-06-2023   11:21:50 07-06-2023   11:21:50
Reprint 2024-25
87
Number 31 to 50
31
Thirty One 
32
Thirty Two
Thirty 
Three
Thirty Four
35
Thirty Five
Let us count the number of flowers and the number of 
neem daatun.
36
Thirty Six
Thirty Seven
Thirty Eight
39
Thirty Nine
40
Forty
Chapter 8.indd   87 Chapter 8.indd   87 07-06-2023   11:21:53 07-06-2023   11:21:53
Reprint 2024-25
88
46
Forty Six
Forty Seven
Forty Eight
49
Forty Nine
50
Fifty
A.  Pick up any number card from 1 to 50. Can you place 
the number card with help of the clip on ginladi at the 
right place?
B.  Write the number on the number cards placed on the 
ginladi.
Let us Do Let us Do
41
Forty One
Forty Two
43
Forty Three
Forty Four
45
Forty Five
4
Chapter 8.indd   88 Chapter 8.indd   88 07-06-2023   11:21:55 07-06-2023   11:21:55
Reprint 2024-25
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FAQs on NCERT Book: Fun with Numbers (Numbers 21 to 99) - Mathematics for Class 1: NCERT (Joyful-Mathematics)

1. What is the significance of learning numbers from 21 to 99 in Class 1?
Ans. Learning numbers from 21 to 99 in Class 1 is significant as it helps children develop a strong foundation in counting and understanding bigger numbers. It also lays the groundwork for future mathematical concepts and calculations.
2. How can I help my child effectively learn numbers from 21 to 99?
Ans. You can help your child effectively learn numbers from 21 to 99 by engaging them in fun activities such as counting objects, playing number games, and using visual aids like number charts or flashcards. Additionally, providing real-life examples and relating numbers to everyday situations can enhance their understanding.
3. Are there any tips to make learning numbers from 21 to 99 more engaging for children?
Ans. Yes, there are several tips to make learning numbers from 21 to 99 more engaging for children. You can incorporate hands-on activities like sorting and grouping objects, using manipulatives such as counting blocks or coins, and incorporating technology-based learning tools like educational apps or online games.
4. How can I reinforce the concept of numbers from 21 to 99 at home?
Ans. You can reinforce the concept of numbers from 21 to 99 at home by encouraging your child to practice counting and identifying numbers in their surroundings. You can also involve them in everyday activities that involve numbers, such as measuring ingredients while cooking or keeping track of scores while playing games.
5. What are the common challenges children face while learning numbers from 21 to 99?
Ans. Some common challenges children may face while learning numbers from 21 to 99 include difficulty in sequencing numbers correctly, confusion between similar-looking numbers, and struggling with the concept of place value. Providing ample practice opportunities, using visual aids, and breaking down the numbers into smaller units can help overcome these challenges.
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