Mathematics
Chapter 5: Numbers from Ten to Twenty
NCERT Solution
Make a group (Page 70)
Question 1: Make a group of 10.
Counting from 10 to 20 (Page 71)
Question 1: Fill in the blanks. 
Counting from 10 to 20 (Page 72)
Question 1: Fill in the blanks.
Make a group (Page 73)
Question 1: Make a group of 10 and write numbers.
Make a group (Page 74)
Question 1: Make a group of 10.
Complete the table (Page 75)
Question 1: Complete the table.
Complete the table (Page 76)
Question 1: Complete the table.
Complete the table (Page 77)
Question 1: Complete the table.
Complete the table (Page 78)
Question 1: Complete the table.
Which is more (Page 79)
Question 1: Tick (✔) the group with more objects.
Join in order (Page 80)
Question 1: Join in order.
Missing Numbers (Page 81)
Question 1: Write the missing numbers.
Circle the number (Page 82)
Question 1: Circle the bigger number.
Question 2: Circle the smaller number.
Question 3: Circle the biggest number.
Question 4: Circle the smallest number.
Addition (Page 84)
Question 1: 
Question 2:
Question 3: Rahul has 8 pencils. Sonu has 7 pencils. How many pencils do they have altogether?
Number of pencils Rahul has = 8
Number of pencils Sonu has = 7
Total number of pencils they have = 8 + 7 = 15 pencils
Question 4: Farida plucked 4 apples. Sita plucked 6 apples. Both put them together. How many apples are there now?
Number of apples plucked by Farida = 4
Number of apples plucked by Sita = 6
Total number of apples = 4 + 6 = 10 apples
Subtraction (Page 86)
Question 1: 
Question 2: 
Question 3:
Question 4:
Question 5: Sohan’s mother brought 9 bananas from the market. She gave 4 bananas to Sohan. How many bananas was she left with?
Number of bananas Sohan’s mother had brought = 9
Number of bananas she gave to Sohan = 4
Number of bananas she is left with = 9 – 4 = 5 bananas
Question 6: Rahim had 8 flowers. He put three flowers in a vase. How many flowers was he left with?
Number of flowers Rahim had = 8
Number of flowers he put in the vase = 3
Number of flowers he was left with = 8 – 3 = 5 flowers
Practice (Page 88)
Question 1: Addition practice. 
Question 2: Subtraction practice.
