← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 920 · 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.Vivaan has 15 laddoos and gets 4 laddoos more. How many laddoos does Vivaan have now?
  2. 2.Ananya has 8 balloons and gets 10 balloons more. How many balloons does Ananya have now?
  3. 3.? + 10 = 20
  4. 4.Riya has 4 crayons and gets 16 crayons more. How many crayons does Riya have now?
  5. 5.Diya has 5 balls and gets 15 balls more. How many balls does Diya have now?
  6. 6.There are 12 white balls and 3 red balls. How many balls are there in all?
  7. 7.3 + 7 =
  8. 8.There are 6 yellow beads and 6 green beads. How many beads are there in all?
  9. 9.? + 7 = 8
  10. 10.2 + ? = 12
  11. 11.? + 15 = 17
  12. 12.Dev has 5 mangoes and gets 12 mangoes more. How many mangoes does Dev have now?
  13. 13.There are 6 green flowers and 4 pink flowers. How many flowers are there in all?
  14. 14.3 + 3 =
  15. 15.? + 8 = 9
  16. 16.1 + 17 =
  17. 17.2 + 12 =
  18. 18.3 + 4 + 11 =
  19. 19.9 + 6 =
  20. 20.? + 2 = 14
  21. 21.There are 2 green beads and 12 white beads. How many beads are there in all?
  22. 22.Aarav has 8 laddoos and gets 7 laddoos more. How many laddoos does Aarav have now?
  23. 23.? + 1 = 6
  24. 24.There are 11 white kites and 3 blue kites. How many kites are there in all?
  25. 25.There are 8 pink kites and 11 yellow kites. How many kites are there in all?
  26. 26.? + 7 = 19
  27. 27.4 + 15 =
  28. 28.Vivaan has 4 shells and gets 14 shells more. How many shells does Vivaan have now?
  29. 29.There are 8 blue kites and 4 pink kites. How many kites are there in all?
  30. 30.2 + ? = 8
  31. 31.3 + 11 =
  32. 32.There are 12 pink beads and 8 red beads. How many beads are there in all?
  33. 33.7 + 5 =
  34. 34.Ishaan has 14 crayons and gets 5 crayons more. How many crayons does Ishaan have now?
  35. 35.1 + ? = 6
  36. 36.3 + ? = 4
  37. 37.2 + ? = 6
  38. 38.Rohan has 4 flowers and gets 1 flower more. How many flowers does Rohan have now?
  39. 39.17 + 2 =
  40. 40.Diya has 4 pencils and gets 16 pencils more. How many pencils does Diya have now?

Answer key

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

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