← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 282 · 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.There are 8 yellow kites and 5 blue kites. How many kites are there in all?
  3. 3.7 + 7 =
  4. 4.There are 3 yellow crayons and 17 white crayons. How many crayons are there in all?
  5. 5.There are 5 green crayons and 10 blue crayons. How many crayons are there in all?
  6. 6.11 + ? = 12
  7. 7.17 + 1 =
  8. 8.? + 1 = 7
  9. 9.There are 10 yellow beads and 2 white beads. How many beads are there in all?
  10. 10.8 + 9 =
  11. 11.15 + 3 =
  12. 12.There are 6 white balloons and 4 red balloons. How many balloons are there in all?
  13. 13.1 + 2 + 1 =
  14. 14.17 + ? = 18
  15. 15.There are 6 green kites and 2 blue kites. How many kites are there in all?
  16. 16.2 + 4 =
  17. 17.There are 8 white balloons and 3 red balloons. How many balloons are there in all?
  18. 18.3 + 2 + 13 =
  19. 19.7 + 8 + 2 =
  20. 20.There are 9 blue balls and 5 green balls. How many balls are there in all?
  21. 21.Zoya has 2 laddoos and gets 11 laddoos more. How many laddoos does Zoya have now?
  22. 22.There are 2 green kites and 12 red kites. How many kites are there in all?
  23. 23.5 + ? = 9
  24. 24.1 + 6 =
  25. 25.11 + 1 =
  26. 26.Isha has 4 mangoes and gets 14 mangoes more. How many mangoes does Isha have now?
  27. 27.4 + 8 + 6 =
  28. 28.Zoya has 6 books and gets 3 books more. How many books does Zoya have now?
  29. 29.3 + ? = 20
  30. 30.Joseph has 12 books and gets 5 books more. How many books does Joseph have now?
  31. 31.15 + 1 =
  32. 32.1 + 11 =
  33. 33.6 + 1 + 1 =
  34. 34.Priya has 2 mangoes and gets 15 mangoes more. How many mangoes does Priya have now?
  35. 35.Aarav has 4 books and gets 3 books more. How many books does Aarav have now?
  36. 36.10 + 10 =
  37. 37.11 + 9 =
  38. 38.5 + 9 =
  39. 39.Karan has 11 crayons and gets 1 crayon more. How many crayons does Karan have now?
  40. 40.4 + 14 =

Answer key

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

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