← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 869 · 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. 1.13 + 4 =
  2. 2.3 + ? = 5
  3. 3.2 + 7 =
  4. 4.There are 11 red crayons and 3 blue crayons. How many crayons are there in all?
  5. 5.2 + 5 + 13 =
  6. 6.There are 5 red flowers and 2 pink flowers. How many flowers are there in all?
  7. 7.7 + 5 =
  8. 8.? + 2 = 11
  9. 9.16 + 2 =
  10. 10.2 + 4 + 4 =
  11. 11.Gurpreet has 9 pencils and gets 11 pencils more. How many pencils does Gurpreet have now?
  12. 12.Ishaan has 3 balloons and gets 10 balloons more. How many balloons does Ishaan have now?
  13. 13.4 + 6 + 8 =
  14. 14.6 + 7 =
  15. 15.8 + 4 + 7 =
  16. 16.3 + 5 + 5 =
  17. 17.There are 6 pink flowers and 3 white flowers. How many flowers are there in all?
  18. 18.There are 11 yellow kites and 4 white kites. How many kites are there in all?
  19. 19.5 + 4 =
  20. 20.There are 4 white flowers and 7 pink flowers. How many flowers are there in all?
  21. 21.3 + ? = 8
  22. 22.19 + 1 =
  23. 23.? + 3 = 7
  24. 24.There are 3 yellow kites and 16 green kites. How many kites are there in all?
  25. 25.8 + 8 + 2 =
  26. 26.2 + 5 =
  27. 27.Meera has 2 kites and gets 3 kites more. How many kites does Meera have now?
  28. 28.Isha has 5 bananas and gets 13 bananas more. How many bananas does Isha have now?
  29. 29.4 + 4 =
  30. 30.There are 8 red crayons and 4 green crayons. How many crayons are there in all?
  31. 31.12 + 3 =
  32. 32.2 + 3 =
  33. 33.6 + 1 + 12 =
  34. 34.7 + 7 + 2 =
  35. 35.? + 5 = 9
  36. 36.3 + 3 + 6 =
  37. 37.13 + 6 =
  38. 38.5 + 7 + 5 =
  39. 39.9 + 3 =
  40. 40.7 + 13 =

Answer key

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

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