← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 946 · 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 + 10 =
  2. 2.5 + 3 + 4 =
  3. 3.Zoya has 2 books and gets 4 books more. How many books does Zoya have now?
  4. 4.Ananya has 12 balloons and gets 5 balloons more. How many balloons does Ananya have now?
  5. 5.Aarav has 13 balloons and gets 1 balloon more. How many balloons does Aarav have now?
  6. 6.? + 5 = 12
  7. 7.7 + 4 + 8 =
  8. 8.2 + 5 + 10 =
  9. 9.4 + 7 + 1 =
  10. 10.Tara has 13 laddoos and gets 4 laddoos more. How many laddoos does Tara have now?
  11. 11.9 + 10 =
  12. 12.Pooja has 12 pencils and gets 5 pencils more. How many pencils does Pooja have now?
  13. 13.? + 1 = 6
  14. 14.11 + 1 =
  15. 15.16 + 2 =
  16. 16.1 + 3 + 1 =
  17. 17.There are 4 yellow kites and 4 red kites. How many kites are there in all?
  18. 18.There are 4 blue balloons and 3 yellow balloons. How many balloons are there in all?
  19. 19.2 + 2 + 10 =
  20. 20.6 + 3 + 1 =
  21. 21.1 + ? = 3
  22. 22.There are 5 green balloons and 8 blue balloons. How many balloons are there in all?
  23. 23.7 + 8 + 5 =
  24. 24.1 + 3 =
  25. 25.7 + 6 + 2 =
  26. 26.16 + 3 =
  27. 27.3 + 5 + 5 =
  28. 28.6 + ? = 8
  29. 29.Saanvi has 6 balls and gets 13 balls more. How many balls does Saanvi have now?
  30. 30.Kavya has 11 balloons and gets 5 balloons more. How many balloons does Kavya have now?
  31. 31.There are 7 green beads and 4 yellow beads. How many beads are there in all?
  32. 32.2 + 5 + 1 =
  33. 33.Karan has 15 crayons and gets 3 crayons more. How many crayons does Karan have now?
  34. 34.Isha has 8 books and gets 8 books more. How many books does Isha have now?
  35. 35.6 + 4 =
  36. 36.There are 11 red balloons and 6 pink balloons. How many balloons are there in all?
  37. 37.2 + ? = 20
  38. 38.There are 3 blue balls and 15 pink balls. How many balls are there in all?
  39. 39.7 + ? = 8
  40. 40.1 + 1 + 1 =

Answer key

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

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