← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 571 · 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.Priya has 7 balls and gets 5 balls more. How many balls does Priya have now?
  2. 2.2 + 7 + 1 =
  3. 3.? + 1 = 16
  4. 4.Gurpreet has 15 mangoes and gets 3 mangoes more. How many mangoes does Gurpreet have now?
  5. 5.2 + 4 =
  6. 6.Kabir has 10 balls and gets 3 balls more. How many balls does Kabir have now?
  7. 7.Pooja has 3 books and gets 6 books more. How many books does Pooja have now?
  8. 8.1 + 7 + 11 =
  9. 9.There are 2 red balls and 2 white balls. How many balls are there in all?
  10. 10.15 + 3 =
  11. 11.Priya has 6 crayons and gets 4 crayons more. How many crayons does Priya have now?
  12. 12.5 + 13 =
  13. 13.Joseph has 13 books and gets 1 book more. How many books does Joseph have now?
  14. 14.There are 5 white kites and 12 yellow kites. How many kites are there in all?
  15. 15.3 + 5 + 7 =
  16. 16.9 + 4 =
  17. 17.6 + 10 =
  18. 18.? + 6 = 19
  19. 19.5 + ? = 18
  20. 20.5 + ? = 20
  21. 21.3 + 1 + 11 =
  22. 22.3 + 8 + 6 =
  23. 23.6 + 6 + 5 =
  24. 24.6 + 5 + 6 =
  25. 25.Aditya has 12 crayons and gets 4 crayons more. How many crayons does Aditya have now?
  26. 26.3 + 8 + 2 =
  27. 27.8 + ? = 12
  28. 28.Diya has 3 kites and gets 16 kites more. How many kites does Diya have now?
  29. 29.Farhan has 5 bananas and gets 3 bananas more. How many bananas does Farhan have now?
  30. 30.Isha has 9 bananas and gets 2 bananas more. How many bananas does Isha have now?
  31. 31.5 + 5 + 8 =
  32. 32.10 + ? = 11
  33. 33.Kabir has 13 pencils and gets 4 pencils more. How many pencils does Kabir have now?
  34. 34.Zoya has 4 crayons and gets 10 crayons more. How many crayons does Zoya have now?
  35. 35.3 + 3 + 13 =
  36. 36.5 + 3 + 2 =
  37. 37.2 + ? = 3
  38. 38.3 + 6 + 9 =
  39. 39.? + 2 = 4
  40. 40.6 + 4 =

Answer key

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

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