← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 12 · 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. 1.8 + 1 =
  2. 2.There are 8 red kites and 9 white kites. How many kites are there in all?
  3. 3.4 + 3 + 5 =
  4. 4.4 + 8 + 1 =
  5. 5.There are 8 yellow flowers and 6 white flowers. How many flowers are there in all?
  6. 6.4 + 1 + 12 =
  7. 7.8 + 3 + 7 =
  8. 8.There are 7 blue flowers and 8 red flowers. How many flowers are there in all?
  9. 9.16 + 3 =
  10. 10.11 + 3 =
  11. 11.Rahul has 2 balls and gets 18 balls more. How many balls does Rahul have now?
  12. 12.There are 2 white flowers and 3 red flowers. How many flowers are there in all?
  13. 13.There are 6 green kites and 8 yellow kites. How many kites are there in all?
  14. 14.5 + 6 + 3 =
  15. 15.? + 13 = 14
  16. 16.9 + 6 =
  17. 17.There are 7 green balloons and 10 blue balloons. How many balloons are there in all?
  18. 18.7 + ? = 15
  19. 19.9 + 8 =
  20. 20.8 + 9 =
  21. 21.Tara has 11 balloons and gets 8 balloons more. How many balloons does Tara have now?
  22. 22.Meera has 13 shells and gets 2 shells more. How many shells does Meera have now?
  23. 23.12 + 7 =
  24. 24.There are 12 pink balloons and 3 white balloons. How many balloons are there in all?
  25. 25.6 + 1 =
  26. 26.Sneha has 6 balls and gets 6 balls more. How many balls does Sneha have now?
  27. 27.There are 12 green kites and 4 red kites. How many kites are there in all?
  28. 28.2 + ? = 4
  29. 29.Aarav has 12 laddoos and gets 5 laddoos more. How many laddoos does Aarav have now?
  30. 30.2 + ? = 3
  31. 31.18 + 1 =
  32. 32.7 + 3 =
  33. 33.7 + 8 + 5 =
  34. 34.Tara has 7 books and gets 10 books more. How many books does Tara have now?
  35. 35.Kavya has 2 crayons and gets 16 crayons more. How many crayons does Kavya have now?
  36. 36.6 + 1 + 4 =
  37. 37.There are 4 red beads and 15 white beads. How many beads are there in all?
  38. 38.There are 4 blue flowers and 11 yellow flowers. How many flowers are there in all?
  39. 39.7 + 1 + 4 =
  40. 40.19 + 1 =

Answer key

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

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