← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 284 · 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.Rahul has 12 crayons and gets 2 crayons more. How many crayons does Rahul have now?
  2. 2.12 + 3 =
  3. 3.14 + 2 =
  4. 4.Arjun has 15 shells and gets 1 shell more. How many shells does Arjun have now?
  5. 5.5 + ? = 14
  6. 6.There are 11 pink flowers and 3 yellow flowers. How many flowers are there in all?
  7. 7.10 + ? = 14
  8. 8.11 + 6 =
  9. 9.7 + 2 =
  10. 10.12 + ? = 17
  11. 11.? + 5 = 12
  12. 12.3 + 8 + 7 =
  13. 13.4 + 10 =
  14. 14.There are 11 white balloons and 3 red balloons. How many balloons are there in all?
  15. 15.2 + ? = 18
  16. 16.Pooja has 9 balloons and gets 3 balloons more. How many balloons does Pooja have now?
  17. 17.1 + 3 + 1 =
  18. 18.There are 5 blue balloons and 6 green balloons. How many balloons are there in all?
  19. 19.There are 2 yellow balloons and 8 green balloons. How many balloons are there in all?
  20. 20.Tara has 2 balls and gets 3 balls more. How many balls does Tara have now?
  21. 21.? + 6 = 7
  22. 22.Isha has 15 mangoes and gets 2 mangoes more. How many mangoes does Isha have now?
  23. 23.2 + 1 + 1 =
  24. 24.Riya has 7 flowers and gets 4 flowers more. How many flowers does Riya have now?
  25. 25.There are 5 white flowers and 2 red flowers. How many flowers are there in all?
  26. 26.There are 10 yellow balloons and 8 green balloons. How many balloons are there in all?
  27. 27.10 + ? = 15
  28. 28.There are 4 red crayons and 8 blue crayons. How many crayons are there in all?
  29. 29.? + 2 = 7
  30. 30.Karan has 4 kites and gets 9 kites more. How many kites does Karan have now?
  31. 31.6 + 7 + 1 =
  32. 32.? + 9 = 12
  33. 33.Riya has 5 kites and gets 8 kites more. How many kites does Riya have now?
  34. 34.6 + 2 + 2 =
  35. 35.8 + 3 + 7 =
  36. 36.Aarav has 11 pencils and gets 2 pencils more. How many pencils does Aarav have now?
  37. 37.Dev has 3 shells and gets 14 shells more. How many shells does Dev have now?
  38. 38.? + 1 = 5
  39. 39.Kabir has 5 mangoes and gets 1 mango more. How many mangoes does Kabir have now?
  40. 40.2 + 6 + 8 =

Answer key

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

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