← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 234 · 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.? + 1 = 9
  2. 2.4 + 2 =
  3. 3.Kabir has 3 laddoos and gets 10 laddoos more. How many laddoos does Kabir have now?
  4. 4.There are 8 red beads and 8 white beads. How many beads are there in all?
  5. 5.There are 2 blue crayons and 10 red crayons. How many crayons are there in all?
  6. 6.10 + ? = 11
  7. 7.Farhan has 3 balls and gets 2 balls more. How many balls does Farhan have now?
  8. 8.14 + 3 =
  9. 9.There are 9 green balloons and 2 red balloons. How many balloons are there in all?
  10. 10.2 + ? = 5
  11. 11.6 + 3 + 3 =
  12. 12.2 + ? = 18
  13. 13.4 + 8 + 6 =
  14. 14.Gurpreet has 15 balls and gets 4 balls more. How many balls does Gurpreet have now?
  15. 15.? + 14 = 16
  16. 16.Nisha has 6 shells and gets 4 shells more. How many shells does Nisha have now?
  17. 17.8 + 8 + 4 =
  18. 18.6 + 4 + 3 =
  19. 19.There are 7 blue balloons and 9 green balloons. How many balloons are there in all?
  20. 20.? + 4 = 12
  21. 21.? + 7 = 12
  22. 22.5 + 8 + 7 =
  23. 23.? + 2 = 16
  24. 24.3 + ? = 8
  25. 25.14 + 5 =
  26. 26.2 + ? = 6
  27. 27.4 + 2 + 4 =
  28. 28.There are 10 yellow balloons and 6 blue balloons. How many balloons are there in all?
  29. 29.8 + 3 + 9 =
  30. 30.1 + ? = 4
  31. 31.Joseph has 8 kites and gets 12 kites more. How many kites does Joseph have now?
  32. 32.There are 5 pink kites and 2 blue kites. How many kites are there in all?
  33. 33.? + 8 = 13
  34. 34.There are 7 green balloons and 8 blue balloons. How many balloons are there in all?
  35. 35.There are 8 green flowers and 4 pink flowers. How many flowers are there in all?
  36. 36.Farhan has 8 marbles and gets 5 marbles more. How many marbles does Farhan have now?
  37. 37.Aarav has 14 mangoes and gets 2 mangoes more. How many mangoes does Aarav have now?
  38. 38.There are 2 blue beads and 3 red beads. How many beads are there in all?
  39. 39.Ananya has 2 crayons and gets 4 crayons more. How many crayons does Ananya have now?
  40. 40.Lakshmi has 10 kites and gets 5 kites more. How many kites does Lakshmi have now?

Answer key

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

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