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Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 698 · 40 sums
TalentJR

The method (Count on): Start with the bigger number. Count on the smaller number, one finger at a time. For a missing number (8 + ? = 15), count on from 8 up to 15, or take away: 15 − 8.

NameDateTime takenScore ___ / 40
  1. 1.Zoya has 6 laddoos and gets 1 laddoo more. How many laddoos does Zoya have now?
  2. 2.Arjun has 12 books and gets 5 books more. How many books does Arjun have now?
  3. 3.Joseph has 2 balloons and gets 13 balloons more. How many balloons does Joseph have now?
  4. 4.There are 4 red beads and 3 green beads. How many beads are there in all?
  5. 5.1 + 7 =
  6. 6.There are 4 pink balloons and 10 green balloons. How many balloons are there in all?
  7. 7.1 + ? = 12
  8. 8.? + 4 = 16
  9. 9.6 + 8 =
  10. 10.Diya has 9 books and gets 2 books more. How many books does Diya have now?
  11. 11.Meera has 10 shells and gets 9 shells more. How many shells does Meera have now?
  12. 12.15 + 4 =
  13. 13.8 + ? = 16
  14. 14.There are 3 blue beads and 15 green beads. How many beads are there in all?
  15. 15.Pooja has 10 pencils and gets 1 pencil more. How many pencils does Pooja have now?
  16. 16.Manav has 9 books and gets 2 books more. How many books does Manav have now?
  17. 17.5 + 8 + 4 =
  18. 18.10 + 10 =
  19. 19.3 + ? = 19
  20. 20.1 + 11 =
  21. 21.Dev has 9 mangoes and gets 9 mangoes more. How many mangoes does Dev have now?
  22. 22.6 + 14 =
  23. 23.There are 12 green beads and 7 white beads. How many beads are there in all?
  24. 24.? + 2 = 15
  25. 25.7 + 3 + 8 =
  26. 26.2 + ? = 6
  27. 27.There are 3 white beads and 2 blue beads. How many beads are there in all?
  28. 28.3 + 8 + 4 =
  29. 29.Priya has 13 flowers and gets 6 flowers more. How many flowers does Priya have now?
  30. 30.13 + 6 =
  31. 31.3 + 2 + 8 =
  32. 32.6 + ? = 8
  33. 33.Saanvi has 14 balloons and gets 4 balloons more. How many balloons does Saanvi have now?
  34. 34.? + 1 = 3
  35. 35.Vivaan has 10 kites and gets 3 kites more. How many kites does Vivaan have now?
  36. 36.Isha has 2 bananas and gets 5 bananas more. How many bananas does Isha have now?
  37. 37.Riya has 9 crayons and gets 11 crayons more. How many crayons does Riya have now?
  38. 38.Manav has 14 mangoes and gets 5 mangoes more. How many mangoes does Manav have now?
  39. 39.6 + 2 + 12 =
  40. 40.Diya has 9 kites and gets 4 kites more. How many kites does Diya have now?

Answer key

  1. 7
  2. 17
  3. 15
  4. 7
  5. 8
  6. 14
  7. 11
  8. 12
  9. 14
  10. 11
  11. 19
  12. 19
  13. 8
  14. 18
  15. 11
  16. 11
  17. 17
  18. 20
  19. 16
  20. 12
  21. 18
  22. 20
  23. 19
  24. 13
  25. 18
  26. 4
  27. 5
  28. 15
  29. 19
  30. 19
  31. 13
  32. 2
  33. 18
  34. 2
  35. 13
  36. 7
  37. 20
  38. 19
  39. 20
  40. 13

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