← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 472 · 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.Vivaan has 4 shells and gets 2 shells more. How many shells does Vivaan have now?
  2. 2.12 + 2 =
  3. 3.10 + 9 =
  4. 4.6 + 2 =
  5. 5.12 + 7 =
  6. 6.Pooja has 6 crayons and gets 3 crayons more. How many crayons does Pooja have now?
  7. 7.4 + 4 + 4 =
  8. 8.1 + 15 =
  9. 9.Diya has 2 pencils and gets 17 pencils more. How many pencils does Diya have now?
  10. 10.7 + 4 + 3 =
  11. 11.7 + 3 + 9 =
  12. 12.19 + 1 =
  13. 13.11 + 8 =
  14. 14.Ishaan has 2 laddoos and gets 1 laddoo more. How many laddoos does Ishaan have now?
  15. 15.2 + ? = 9
  16. 16.Rahul has 13 kites and gets 3 kites more. How many kites does Rahul have now?
  17. 17.Zoya has 3 balls and gets 8 balls more. How many balls does Zoya have now?
  18. 18.10 + ? = 11
  19. 19.1 + ? = 6
  20. 20.Sneha has 13 books and gets 3 books more. How many books does Sneha have now?
  21. 21.? + 15 = 18
  22. 22.? + 14 = 15
  23. 23.Kabir has 13 balloons and gets 7 balloons more. How many balloons does Kabir have now?
  24. 24.16 + 3 =
  25. 25.3 + 2 =
  26. 26.6 + 8 =
  27. 27.1 + 2 + 13 =
  28. 28.3 + 16 =
  29. 29.There are 8 red balloons and 8 blue balloons. How many balloons are there in all?
  30. 30.Meera has 10 crayons and gets 8 crayons more. How many crayons does Meera have now?
  31. 31.4 + 6 + 1 =
  32. 32.? + 6 = 7
  33. 33.3 + ? = 15
  34. 34.5 + ? = 7
  35. 35.There are 2 green crayons and 6 pink crayons. How many crayons are there in all?
  36. 36.3 + 8 + 7 =
  37. 37.2 + 3 + 7 =
  38. 38.2 + 9 =
  39. 39.There are 6 green flowers and 3 blue flowers. How many flowers are there in all?
  40. 40.? + 11 = 18

Answer key

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

Free maths worksheets lessons, practice and worksheets at talentjr.in/maths-worksheets