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.

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