← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 276 · 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.Aarav has 6 pencils and gets 7 pencils more. How many pencils does Aarav have now?
  2. 2.13 + 4 =
  3. 3.? + 4 = 6
  4. 4.There are 7 red balloons and 2 green balloons. How many balloons are there in all?
  5. 5.17 + 2 =
  6. 6.6 + 1 + 6 =
  7. 7.? + 8 = 11
  8. 8.3 + ? = 4
  9. 9.There are 2 green balls and 15 blue balls. How many balls are there in all?
  10. 10.8 + 2 =
  11. 11.4 + 1 =
  12. 12.4 + ? = 10
  13. 13.4 + 8 =
  14. 14.? + 2 = 3
  15. 15.Manav has 14 books and gets 6 books more. How many books does Manav have now?
  16. 16.2 + ? = 5
  17. 17.1 + 8 =
  18. 18.9 + 1 =
  19. 19.3 + 7 + 2 =
  20. 20.4 + ? = 15
  21. 21.9 + 11 =
  22. 22.There are 9 green balls and 10 yellow balls. How many balls are there in all?
  23. 23.There are 3 blue flowers and 3 red flowers. How many flowers are there in all?
  24. 24.16 + ? = 19
  25. 25.Gurpreet has 7 laddoos and gets 5 laddoos more. How many laddoos does Gurpreet have now?
  26. 26.Saanvi has 11 kites and gets 1 kite more. How many kites does Saanvi have now?
  27. 27.18 + 1 =
  28. 28.8 + 1 + 8 =
  29. 29.8 + 11 =
  30. 30.2 + 2 + 5 =
  31. 31.Riya has 3 pencils and gets 11 pencils more. How many pencils does Riya have now?
  32. 32.There are 8 yellow beads and 5 pink beads. How many beads are there in all?
  33. 33.6 + 6 + 4 =
  34. 34.Isha has 8 flowers and gets 6 flowers more. How many flowers does Isha have now?
  35. 35.18 + 2 =
  36. 36.? + 4 = 16
  37. 37.? + 4 = 12
  38. 38.There are 3 yellow kites and 17 pink kites. How many kites are there in all?
  39. 39.1 + ? = 20
  40. 40.There are 5 green crayons and 3 yellow crayons. How many crayons are there in all?

Answer key

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

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