← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 515 · 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. 1.4 + 1 + 2 =
  2. 2.5 + 15 =
  3. 3.Lakshmi has 15 mangoes and gets 3 mangoes more. How many mangoes does Lakshmi have now?
  4. 4.There are 8 white crayons and 4 pink crayons. How many crayons are there in all?
  5. 5.Gurpreet has 15 flowers and gets 2 flowers more. How many flowers does Gurpreet have now?
  6. 6.There are 7 green flowers and 8 yellow flowers. How many flowers are there in all?
  7. 7.7 + 10 =
  8. 8.There are 10 pink kites and 6 white kites. How many kites are there in all?
  9. 9.Tara has 14 books and gets 3 books more. How many books does Tara have now?
  10. 10.7 + 6 =
  11. 11.6 + 4 + 4 =
  12. 12.There are 11 yellow balls and 5 blue balls. How many balls are there in all?
  13. 13.6 + 6 + 4 =
  14. 14.2 + 8 + 7 =
  15. 15.5 + 13 =
  16. 16.3 + 6 + 10 =
  17. 17.2 + 1 + 6 =
  18. 18.17 + 2 =
  19. 19.There are 2 green flowers and 13 yellow flowers. How many flowers are there in all?
  20. 20.3 + 8 =
  21. 21.8 + 4 + 2 =
  22. 22.1 + 3 + 11 =
  23. 23.? + 3 = 9
  24. 24.Manav has 9 books and gets 4 books more. How many books does Manav have now?
  25. 25.There are 9 red kites and 3 yellow kites. How many kites are there in all?
  26. 26.There are 6 pink flowers and 2 blue flowers. How many flowers are there in all?
  27. 27.17 + 3 =
  28. 28.? + 11 = 17
  29. 29.Kavya has 6 laddoos and gets 10 laddoos more. How many laddoos does Kavya have now?
  30. 30.3 + 6 =
  31. 31.? + 8 = 16
  32. 32.There are 6 white beads and 11 green beads. How many beads are there in all?
  33. 33.2 + 3 + 2 =
  34. 34.3 + 8 + 3 =
  35. 35.Priya has 3 laddoos and gets 2 laddoos more. How many laddoos does Priya have now?
  36. 36.5 + 9 =
  37. 37.There are 8 red flowers and 5 pink flowers. How many flowers are there in all?
  38. 38.? + 3 = 5
  39. 39.2 + 16 =
  40. 40.8 + 5 =

Answer key

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

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