Class 1  >  Mathematics for Class 1  >  Worksheet Solution: Addition and Subtraction Up to 20

Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1

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Question 1: Add by counting forward. 

  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1= 8 
  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1= 9
  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1= 4
  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1= 8

Question 2: Add on the given number lines.

  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1
  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1
  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1

Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1

Question 3: Add vertically. 

  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1= 8
  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1= 10
  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1= 9
  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1= 7

Question 4: Fill in the blanks.

  • 4 + 5 = 5 + 4 = 9   
  • 8 +  1 = 1 +  8 = 9

Question 5: Add and write the sum.

  • 0  + 4  = 4
  • 6 + 0 = 6
  • 7 + 0 = 7

Question 6: Add the fruits.

  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1
    10 apples and 6 apples are 16 apples.
    Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1
  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1
    10 kiwis and 5 kiwis are 15 kiwis.
    Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1

Question 7: Add to ten. 

  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1
  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1

Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1

Question 8: Add the following on the number line.

  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1
  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1
  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1

Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1

Question 9: Add the numbers on petals. Write your answer in the circle. 

  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1= 16
  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1= 10

Question 10: Find the answer for the following addition situations.

(a) The jewellery shop in a shopping mall has 13 silver bracelets and 4 gold bracelets. How many bracelets are there in all in the shop?
Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1 

Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1

(b) On the Earth’s Day, Nira planted 6 plants and Harit planted 7 plants. Find the total number of plants that both Nira and Harit planted.
Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1

Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1

Question 11: Fill in the circles with the correct number. 

  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1 
  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1

Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1

Question 12: Subtract the ones first to find the difference. 

  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1
  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1

Question 13: Subtract each of the following using the given number lines.

  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1
  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1
  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1

Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1

Question 14: Solve the following subtraction problems.

(a) Ms Prachi is fond of handbags. She owns 14 handbags. 4 of those are of black colour. How many of  them are other than black?
Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1

Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1

(b) Kanika has a collection of 18 story books. She gave few to her friend. She is left with 5 story books now. How many story books did she give to her friend?
Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1 

Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1

Question 15: Start with the bigger number and count backward to subtract the following.

  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1= 3
  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1= 1
  • Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1= 4
The document Worksheet Solution: Addition and Subtraction Up to 20 - Notes | Study Mathematics for Class 1 - Class 1 is a part of the Class 1 Course Mathematics for Class 1.
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