← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 996 · 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.There are 3 yellow flowers and 12 blue flowers. How many flowers are there in all?
  2. 2.? + 2 = 16
  3. 3.Dev has 3 marbles and gets 7 marbles more. How many marbles does Dev have now?
  4. 4.1 + 3 + 2 =
  5. 5.Gurpreet has 6 balls and gets 3 balls more. How many balls does Gurpreet have now?
  6. 6.Kavya has 14 shells and gets 2 shells more. How many shells does Kavya have now?
  7. 7.4 + 4 + 6 =
  8. 8.There are 3 blue balloons and 13 yellow balloons. How many balloons are there in all?
  9. 9.2 + 3 =
  10. 10.7 + 1 + 9 =
  11. 11.There are 8 blue balloons and 10 yellow balloons. How many balloons are there in all?
  12. 12.4 + 5 =
  13. 13.2 + ? = 3
  14. 14.Aarav has 14 balloons and gets 2 balloons more. How many balloons does Aarav have now?
  15. 15.13 + 1 =
  16. 16.1 + 4 + 11 =
  17. 17.? + 2 = 19
  18. 18.Tara has 2 balls and gets 1 ball more. How many balls does Tara have now?
  19. 19.18 + 1 =
  20. 20.8 + 5 =
  21. 21.There are 11 blue flowers and 2 pink flowers. How many flowers are there in all?
  22. 22.There are 8 green kites and 3 white kites. How many kites are there in all?
  23. 23.There are 11 white flowers and 3 yellow flowers. How many flowers are there in all?
  24. 24.18 + 2 =
  25. 25.Diya has 4 pencils and gets 8 pencils more. How many pencils does Diya have now?
  26. 26.11 + 5 =
  27. 27.Lakshmi has 2 crayons and gets 14 crayons more. How many crayons does Lakshmi have now?
  28. 28.Ananya has 14 balls and gets 5 balls more. How many balls does Ananya have now?
  29. 29.11 + 7 =
  30. 30.There are 10 red balloons and 10 yellow balloons. How many balloons are there in all?
  31. 31.5 + 14 =
  32. 32.? + 2 = 6
  33. 33.? + 13 = 20
  34. 34.8 + 3 + 9 =
  35. 35.5 + 1 + 7 =
  36. 36.2 + 2 =
  37. 37.10 + ? = 12
  38. 38.9 + 10 =
  39. 39.15 + 1 =
  40. 40.There are 11 yellow balls and 6 white balls. How many balls are there in all?

Answer key

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

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