← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 519 · 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. 1.14 + 1 =
  2. 2.14 + 6 =
  3. 3.4 + 8 + 6 =
  4. 4.? + 1 = 4
  5. 5.There are 2 blue balls and 7 white balls. How many balls are there in all?
  6. 6.? + 13 = 18
  7. 7.There are 9 pink flowers and 2 blue flowers. How many flowers are there in all?
  8. 8.Zoya has 14 balloons and gets 3 balloons more. How many balloons does Zoya have now?
  9. 9.4 + 1 + 1 =
  10. 10.1 + ? = 3
  11. 11.There are 3 pink kites and 6 yellow kites. How many kites are there in all?
  12. 12.Priya has 2 laddoos and gets 1 laddoo more. How many laddoos does Priya have now?
  13. 13.17 + 3 =
  14. 14.There are 9 blue beads and 9 red beads. How many beads are there in all?
  15. 15.1 + 3 + 16 =
  16. 16.9 + 1 =
  17. 17.? + 3 = 4
  18. 18.There are 5 white flowers and 11 yellow flowers. How many flowers are there in all?
  19. 19.2 + 2 + 11 =
  20. 20.Aarav has 11 books and gets 1 book more. How many books does Aarav have now?
  21. 21.There are 2 white balls and 16 red balls. How many balls are there in all?
  22. 22.5 + 7 =
  23. 23.1 + 3 + 13 =
  24. 24.7 + 1 + 4 =
  25. 25.? + 14 = 17
  26. 26.2 + 6 + 12 =
  27. 27.Rohan has 14 marbles and gets 6 marbles more. How many marbles does Rohan have now?
  28. 28.5 + 2 + 12 =
  29. 29.There are 9 red beads and 6 green beads. How many beads are there in all?
  30. 30.Joseph has 15 bananas and gets 1 banana more. How many bananas does Joseph have now?
  31. 31.4 + 4 =
  32. 32.? + 14 = 18
  33. 33.3 + 6 + 1 =
  34. 34.Riya has 6 bananas and gets 11 bananas more. How many bananas does Riya have now?
  35. 35.Dev has 8 bananas and gets 12 bananas more. How many bananas does Dev have now?
  36. 36.There are 2 pink balls and 7 white balls. How many balls are there in all?
  37. 37.Dev has 5 balloons and gets 4 balloons more. How many balloons does Dev have now?
  38. 38.There are 4 yellow balls and 16 pink balls. How many balls are there in all?
  39. 39.2 + 1 + 11 =
  40. 40.6 + 1 + 10 =

Answer key

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

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